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extractive-qa
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0 is sudan iv hydrophobic or hydrophilic? | |
1 what is the enthalpy change for the reverse reaction? | |
2 are d block electrons valence? | |
3 do amylase break down glycogen? | |
4 are alpha and beta glucose geometric isomers? | |
5 is cathode positive or negative in galvanic cell? | |
6 are exothermic and exergonic reactions the same? | |
7 why xef8 does not exist? | |
8 a metal oxide has 40 oxygen? | |
9 how many atoms are present in one molecule of urea? | |
10 what is alpha and beta elimination? | |
11 how bf3 is an electrophile? | |
12 are achiral and meso the same? | |
13 are all achiral molecules meso? | |
14 are all polar molecules dipole dipole? | |
15 how many electrons does copper have in the outer ring? | |
16 are ammonium acid or base? | |
17 what acids are in coke? | |
18 how many different types of molecules exist? | |
19 how many electrons in one pi bond? | |
20 how many electrons on copper outer shell? | |
21 what is the difference between equilibrium position and equilibrium constant? | |
22 is n hexane the same as hexane? | |
23 how many valence electrons does group 3 have? | |
24 how many hydrogen atoms are present in 1.0g of nh3? | |
25 ionic compounds are brittle because? | |
26 how many valence electrons are in each element? | |
27 how many valence electrons does rh have? | |
28 are stronger acids more or less stable? | |
29 is pbo2 ionic or molecular? | |
30 what is the unit of equilibrium constant kp? | |
31 what are the characteristics of elements compounds and mixtures? | |
32 what is the relationship between solubility and lattice energy? | |
33 are all chemical reactions in your body at equilibrium? | |
34 is cuso4 a strong acid? | |
35 is cyanide a strong base? | |
36 what is difference between dilute solution and aqueous solution? | |
37 why does d orbital start at 3? | |
38 why do you think there are no values for the noble gases? | |
39 is chcl3 soluble in water? | |
40 is bf3 a lewis base? | |
41 what pka value is neutral? | |
42 why alkanes are less reactive? | |
43 what is the difference between phase and state of matter? | |
44 does isopropyl alcohol hurt plastic? | |
45 are alkali metals diatomic or monatomic? | |
46 are amino groups electron donating? | |
47 what is the difference between rate law and rate equation? | |
48 what is the difference between partial pressure and pressure? | |
49 how to find height of unit cell? | |
50 why does cao react with so2? | |
51 is kcn organic or inorganic? | |
52 why lda is called amide? | |
53 does 70 isopropyl alcohol leave a residue? | |
54 what is the difference between concentration and amount of substance? | |
55 how many valence electrons are in the elements in group 3? | |
56 are exergonic and exothermic the same thing? | |
57 what is the relationship between molar conductivity and conductivity? | |
58 what is the difference between thermodynamic and kinetic stability? | |
59 how many atoms are present in one molecule of urea co(nh2)2? | |
60 are alkynes the most reactive? | |
61 how many electrons are there in the neutral atom? | |
62 why are d orbitals not valence? | |
63 why amorphous solids are isotropic? | |
64 are alkalis and bases the same? | |
65 what energy would be needed to remove the electron from the n = 4 level of the hydrogen atom? | |
66 are gases affected by gravity? | |
67 what is the difference between o and o2? | |
68 what is the difference between quick lime slaked lime and lime water? | |
69 is ammonia a strong ligand? | |
70 anode is negative in galvanic cell? | |
71 what is the relationship between electron orbital distance and electron energy? | |
72 is hx a strong acid? | |
73 do impurities affect melting point? | |
74 are atoms solid liquid or gas? | |
75 why mgo is not soluble in water? | |
76 why are bicarbonate ions amphiprotic? | |
77 why is dbu a strong base? | |
78 what is the electron configuration of co2+? | |
79 why does lithium burn red? | |
80 is ammonium ion a weak base? | |
81 does hno2 have polar bonds? | |
82 can neon bond with other elements? | |
83 what is the difference between shell subshell and orbital? | |
84 is hydrogen peroxide safe for platinum? | |
85 why sio2 does not exist? | |
86 how many hydrogen atoms are present in 1 g of nh3? | |
87 which element among the following has the highest specific binding energy? | |
88 how many electrons are in each orbital? | |
89 what order are elements in? | |
90 why is oxepin not aromatic? | |
91 is ethanol more polar than acetone? | |
92 what is the relationship between the polarity of a bond and the polarity of the molecule? | |
93 what is the difference between achiral and meso? | |
94 what is the relationship between pressure and melting point? | |
95 is nacl soluble in ccl4? | |
96 what is the energy difference between the o2 molecule and the separated atoms? | |
97 how many valence electrons does the d block have? | |
98 gas laws are applicable to? | |
99 how many valence electrons can the 5th shell hold? | |
100 why tmz is used as reference? | |
101 does isopropyl alcohol leave any residue when it evaporates? | |
102 are all chemical reactions redox? | |
103 are gamma rays faster than radio waves? | |
104 are condensation reactions exergonic or endergonic? | |
105 are carboxylic acids good nucleophiles? | |
106 why are acylium ions stable? | |
107 what are the differences in chemical properties between ethene and ethane? | |
108 why are covalent bonds soluble in nonpolar solvents? | |
109 what is the difference between base and nucleophile? | |
110 is hcl stronger than hf? | |
111 are daltons and amu the same? | |
112 are rare earth metals transition metals? | |
113 what is the difference between carbon and charcoal? | |
114 why anode is negative in fuel cell? | |
115 what are the differences between transition state and intermediate? | |
116 does ncl3 have a formal charge? | |
117 are amorphous solids isotropic in nature? | |
118 can oxygen have an expanded octet? | |
119 why naoh must be standardized? | |
120 why ecell is zero at equilibrium? | |
121 why do allylic halides prefer? | |
122 are hard drive platters toxic? | |
123 are lone pairs pi bonds? | |
124 are glycerin and glycerine the same thing? | |
125 what is eluent in tlc? | |
126 is ethanol a strong base? | |
127 are hard disk platters toxic? | |
128 how many unpaired electrons are in the fe2+ ion? | |
129 how many valence electrons does in have? | |
130 how many molecules are present in one mole of any diatomic element? | |
131 do sulfate ions have a dipole? | |
132 why are ionic compounds hard yet brittle? | |
133 do ionic compounds have a charge? | |
134 are dipole dipole polar or nonpolar? | |
135 how many valence electrons are in rhodium? | |
136 how bf3 is a lewis acid? | |
137 why ccl4 cannot be hydrolysed? | |
138 what is the difference between vapour pressure and partial pressure? | |
139 what is the difference between ionic compounds and polyatomic ions? | |
140 why do saturated fats remain solid at room temperature? | |
141 what is the maximum total number of valence electrons that an atom could have? | |
142 are s and p orbitals degenerate? | |
143 what is the difference between concentration and number of moles? | |
144 does rubbing alcohol leave a residue? | |
145 are transition metal hydroxides insoluble? | |
146 is n2 acidic or basic? | |
147 where are octahedral voids located? | |
148 explain why ionic compounds are not always used as conductors? | |
149 is bf3 a lewis acid? | |
150 are all meso compounds achiral? | |
151 how many unpaired electrons in v3+? | |
152 why are double bonds stronger? | |
153 what is the formula to find unit cell? | |
154 why acylium ion is stable? | |
155 what is the difference between molten and aqueous electrolysis? | |
156 how many electrons are needed to fill all of the 4d orbitals? | |
157 is h2 one or two moles? | |
158 how many oxygen atoms are present in h2so2? | |
159 why do ionic compounds have higher boiling points than covalent? | |
160 are limes more alkaline than lemons? | |
161 why do saturated fats stay solid at room temperature? | |
162 what is the effect of doubling the intensity of light on the metal surface? | |
163 what is the difference between raoult law and henry law? | |
164 can erlenmeyer flasks be heated? | |
165 what is the difference between h+ and h3o+? | |
166 are soap bubbles a chemical reaction? | |
167 why is the anode positive in an electrolytic cell? | |
168 why is dz2 orbital different? | |
169 what is the difference between number of moles and amount of substance? | |
170 what bonds are formed between different water molecules? | |
171 are angular and planar nodes the same? | |
172 what are sigma and pi complexes? | |
173 are bases the same as alkalis? | |
174 why are ionic compounds bad conductors of heat? | |
175 niobium has a density of 8.57? | |
176 why water drop are spherical? | |
177 are sigma or pi bonds shorter? | |
178 does isopropyl alcohol leave any residue? | |
179 what is the relation between molar conductance and specific conductance? | |
180 why are volumetric flasks shaped that way? | |
181 what is the difference between heat of combustion and enthalpy of combustion? | |
182 are alkynes nucleophiles or electrophiles? | |
183 how many electrons are present in a 4d orbital? | |
184 is h2 cl2 2hcl a redox reaction? | |
185 what is the difference between a chemical and a physical bond? | |
186 is iodate polar or nonpolar? | |
187 is concentration extensive or intensive? | |
188 how many valence electrons are there in a neutral atom of potassium (k)? | |
189 what is the difference between soda lime and lime water? | |
190 what is the difference between chemical equilibrium and steady-state conditions? | |
191 can osmosis happen without water? | |
192 why is the periodic table periodic? | |
193 what is the difference between dilute and aqueous? | |
194 what is the difference between a polar bond and? | |
195 what is the difference between a chemical reaction and a chemical process? | |
196 how many moles in h2? | |
197 what is the reason for this large difference in boiling points? | |
198 are ionic bonds intermolecular forces? | |
199 what is the difference between copper sulfate and copper sulfate pentahydrate? | |
200 what is the difference between reagent grade and technical grade chemicals? | |
201 how to calculate percent error for absolute zero? | |
202 why does pdms stick to glass? | |
203 what is the empirical formula for vinegar? | |
204 how many valence electrons in group 2? | |
205 why formic acid has reducing property? | |
206 how many valence electrons in 4th shell? | |
207 are d and l the same as r and s? | |
208 what is the difference between temperature and thermodynamic temperature? | |
209 are hydroxide and hydroxyl the same? | |
210 what is the difference between bond enthalpy and? | |
211 why is znfe2o4 normal spinel? | |
212 what is the difference between lime and slaked lime? | |
213 do acetals give tollens test? | |
214 can gibbs free energy be zero? | |
215 is ethanol more polar than methanol? | |
216 are glycerol and glycerol the same thing? | |
217 are alpha glucose and beta glucose isomers? | |
218 what is the difference between hand wash and shower gel? | |
219 are hydrogen bonds van der waals? | |
220 is 37 hcl by weight or volume? | |
221 what is the difference between molten and liquid? | |
222 what is the difference between chemical formula and formula unit? | |
223 can you heat erlenmeyer flask? | |
224 do sigma bonds allow rotation? | |
225 do amides react with grignard reagents? | |
226 are all ionic compounds salts? | |
227 are acetyl groups negatively charged? | |
228 what is difference between the reversible and irreversible? | |
229 is tinplate safe for baking? | |
230 how many electrons does the neutral atom have? | |
231 is ccl4 a strong electrolyte? | |
232 is ccl4 an electrolyte or nonelectrolyte? | |
233 is it x versus y? | |
234 1 gram atom is equal to? | |
235 is phenol more acidic than ethanol? | |
236 why sodium reacts with water? | |
237 why are there eight elements in the second period? | |
238 what is the difference between internal energy change and enthalpy change? | |
239 are amino groups electron withdrawing? | |
240 are acetone and diethyl ether miscible? | |
241 how much energy required to break water molecule? | |
242 can nacl be a gas? | |
243 why naoh is taken in burette? | |
244 is pure water a mixture? | |
245 in general what is the relationship between standard deviation and variance? | |
246 why is the confidence interval narrow? | |
247 are singular values always positive? | |
248 what is the difference between root mean square and standard deviation? | |
249 what is the difference between margin of error and standard error? | |
250 how many data points for variance? | |
251 is iq discrete or continuous? | |
252 can glmnet handle categorical variables? | |
253 what is the difference between time series and longitudinal data? | |
254 what is the difference between absolute deviation and standard deviation? | |
255 is standard error and margin of error the same? | |
256 if two events are not mutually exclusive then are they independent? | |
257 how many data points are needed to calculate standard deviation? | |
258 age is ordinal or interval? | |
259 age is what type of scale? | |
260 how many points needed for regression? | |
261 how many data points do you need for standard deviation? | |
262 if events a b and c are independent show that a and b union c are independent? | |
263 what is the difference between interval for slope and the prediction interval? | |
264 what is the difference between random variable? | |
265 what is the standard deviation of a proportion? | |
266 what are regressors in statistics? | |
267 what is the difference between multiple r and r squared? | |
268 is hmm a neural network? | |
269 what is the difference between outcome and an event? | |
270 what is f critical value in anova? | |
271 what is the difference between mathematical statistics and statistics? | |
272 can lstm be used for classification? | |
273 what is the fundamental difference between cycles and seasonality? | |
274 what is the difference between mad and standard deviation? | |
275 what is the difference between random forest and bagging? | |
276 what is the difference between the estimator and parameter? | |
277 what is the difference between batch gradient descent and stochastic gradient descent? | |
278 how many data points for a linear regression? | |
279 the standard deviation is the square of the variance? | |
280 1 what is the relationship between the variance and the standard deviation? | |
281 are likert scales nominal or ordinal? | |
282 is iq continuous or discrete? | |
283 can likelihood be greater than 1? | |
284 what is the difference between poisson and negative binomial? | |
285 is the mle always unbiased? | |
286 what is sampling frame what are the differences between sampling frame and population? | |
287 what is the difference between hazard ratio and odds ratio? | |
288 how many data points are needed for standard deviation? | |
289 what is the difference between longitudinal data and time series? | |
290 what is the difference between r and p? | |
291 can r squared adjusted be negative? | |
292 how does knn imputation work? | |
293 are standard error and margin of error the same? | |
294 what is t and p value? | |
295 can r squared be greater than 1? | |
296 how to compute standard deviation in rstudio? | |
297 how to calculate weighted average standard deviation in excel? | |
298 do percentages have sig figs? | |
299 what is the difference between discrete and continuous examples? | |
300 what is the difference between decision tree and random forest? | |
301 what is the difference between standard error and margin of error? | |
302 what is the difference between a covariate and a confounder? | |
303 can log likelihood be negative? | |
304 are months qualitative or quantitative? | |
305 what is the difference between statistics and operations research? | |
306 what is xerror in rpart? | |
307 what is the difference between conditional probability and bayes theorem? | |
308 both standard deviation and standard error are in the same units? | |
309 what is a key difference between arima-type models and multiple regression models? | |
310 what is the difference between mean and expected mean? | |
311 can pca be used for feature selection? | |
312 what is the difference between deep learning and cnn? | |
313 what is the difference between normal distribution and poisson distribution? | |
314 can pca be used for classification? | |
315 are correlation matrices positive definite? | |
316 what is the difference between an empirical and theoretical distribution? | |
317 what is the difference between a proxy variable and an instrumental variable? | |
318 how many data points do you need for regression? | |
319 what is the difference between multinomial and ordinal logistic regression? | |
320 how many units are there in a large sample? | |
321 what is the difference between transfer learning and fine tuning? | |
322 what is the difference between standard deviation and root mean square? | |
323 what is the difference between machine learning and regression? | |
324 is weibull distribution exponential family? | |
325 can z scores be averaged? | |
326 how many data points for time series? | |
327 can pmf be greater than 1? | |
328 what is the difference between random forest and decision tree? | |
329 what is the difference between mean deviation and standard deviation? | |
330 why are deviation scores squared? | |
331 what is the difference between applied statistics and statistics? | |
332 is knn generative or discriminative? | |
333 are mutually exclusive events correlated? | |
334 why is positive definite matrix useful? | |
335 when is a qq plot normal? | |
336 why use gls instead of ols? | |
337 what is the difference between f value and p value? | |
338 what is the key difference between stepwise and hierarchical multiple regression? | |
339 is anova the same as linear regression? | |
340 what is the standard deviation between two numbers? | |
341 what is the difference between interpolation and regression? | |
342 what is the difference between binomial and geometric probability models? | |
343 why k means is unsupervised? | |
344 what is the difference between dense and sparse? | |
345 how many data points for bootstrap? | |
346 what is the difference between a variable and a random variable? | |
347 what is the difference between bayesian estimate and maximum likelihood estimation? | |
348 what is the difference between an outcome and an event choose the correct answer below? | |
349 can ordinal data be normally distributed? | |
350 how to check qq plot? | |
351 why cdf is right continuous? | |
352 what if the confidence interval is negative? | |
353 why lstm is better than rnn? | |
354 can rmse be greater than 1? | |
355 what is the difference between expected value and mean? | |
356 what is the difference between post hoc tests and orthogonal contrasts? | |
357 can aic and bic be negative? | |
358 is ancova the same as multiple regression? | |
359 what is the difference between geometric and exponential? | |
360 is variance and variation the same thing? | |
361 can two events be dependent and not mutually exclusive? | |
362 what is the purpose of a simulation in statistics? | |
363 error in linearhypothesis.lm there are aliased coefficients in the model? | |
364 how to interpret bptest in r? | |
365 are these data discrete or continuous? | |
366 what is the difference between binary crossentropy and categorical crossentropy? | |
367 are statistics and biostatistics the same? | |
368 why euclidean distance is a bad idea? | |
369 is arima model machine learning? | |
370 is r squared always positive? | |
371 how to install fgarch in r? | |
372 is odds ratio the same as hazard ratio? | |
373 can nominal data be normally distributed? | |
374 what is the major difference between confounding and interaction? | |
375 are neural networks black boxes? | |
376 can svm be used for clustering? | |
377 are standard deviation and variance prone to bias? | |
378 how to plot qda in r? | |
379 what is binomial in data mining? | |
380 what is the difference between bayesian estimate and maximum likelihood estimation (mle)? | |
381 are days continuous or discrete? | |
382 are all ieee conferences good? | |
383 are associate professors called professor? | |
384 are state university employees state employees? | |
385 are doi and isbn the same? | |
386 what is the difference between a book chapter and journal article? | |
387 is jove a predatory journal? | |
388 are phd students graduate students? | |
389 what is the difference between the abstract and the conclusion? | |
390 why are phd stipends so low? | |
391 what is the difference between phd and pdf? | |
392 what is the difference between fachhochschule and university? | |
393 is gre subject test required for phd? | |
394 are university employees considered state employees? | |
395 do reference letters need to be signed? | |
396 are citations included in an abstract? | |
397 do second author papers count? | |
398 what is the difference between article and manuscript? | |
399 what is the difference between a school and a department in a university? | |
400 what is difference between abstract and conclusion? | |
401 what is the difference between phd and postdoctoral? | |
402 can you do a phd and work full time? | |
403 are citations used in abstracts? | |
404 are there a pluses in college? | |
405 what is the difference between letter of recommendation and character reference? | |
406 are postdocs faculty or staff? | |
407 are university employees public sector? | |
408 can you do a phd remotely? | |
409 what is the difference between a letter of recommendation and an evaluation? | |
410 is gpa important for phd? | |
411 is dsc same as phd? | |
412 do assistant professors have tenure? | |
413 what is the difference between a fellowship and a grant? | |
414 what is the difference between literature review and background of study? | |
415 do you capitalize y axis? | |
416 what is the difference between minor and major revision? | |
417 is a doi the same as an isbn? | |
418 is md same as dr? | |
419 can phd students review papers? | |
420 what is the difference between master thesis and phd thesis? | |
421 is jove a good journal? | |
422 are masters programs easier to get into? | |
423 what is the difference between original article and short communication? | |
424 what is the difference between gaps and challenges? | |
425 what is the difference between nature and nature communications? | |
426 are discussion and conclusion the same? | |
427 what is the difference between phd and dsc? | |
428 are university employees considered government employees? | |
429 is an mphil better than a masters? | |
430 do acknowledgements come before references? | |
431 what is the difference between ms and me degree? | |
432 what is the similarities and differences between patent literature and journal literature? | |
433 what is the difference between software development and computer science? | |
434 is de part of last name? | |
435 do journal editors get paid? | |
436 what is the difference between grant and award? | |
437 is popular science peer reviewed? | |
438 is sigma xi worth joining? | |
439 is de included in last name? | |
440 is a phd a graduate degree? | |
441 do professors have to do research? | |
442 is sigma xi membership worth it? | |
443 are pdfs of books illegal? | |
444 are assistant professors called professor? | |
445 do associate editors get paid? | |
446 is race capitalized in mla? | |
447 what is the difference between bsc and meng? | |
448 is constellations revolve around the sun? | |
449 is pleiades in our galaxy? | |
450 can australia see the north star? | |
451 what is the difference between space and time? | |
452 what is the difference between a stellar black hole and a supermassive black hole? | |
453 are nebulae visible from earth? | |
454 why are galaxies disk shaped? | |
455 are the pleiades in the milky way? | |
456 are light years in the past? | |
457 what is the difference between a gamma ray burst and a quasar? | |
458 how dense are the rings of saturn? | |
459 how was cmb changed over time? | |
460 are barlow lenses any good? | |
461 are electromagnetic waves affected by gravity? | |
462 what is the difference between sunset and moonset? | |
463 what is the relationship between altitude and rainfall? | |
464 how are the ural mountains formed? | |
465 has a hurricane crosses the equator? | |
466 are there any saltwater rivers? | |
467 has a tropical cyclone ever crossed the equator? | |
468 are sunsets the same everywhere? | |
469 is coal metamorphic sedimentary or igneous? | |
470 are clouds considered a gas? | |
471 how where the ural mountains formed? | |
472 what is the difference between a normal river flood and a flash flood? | |
473 are o rings and washers the same? | |
474 what is the difference between rock and gravel? | |
475 what is the difference between saturated liquid and saturated vapor? | |
476 are u joints and ball joints the same? | |
477 what is the difference between moment of inertia and radius of gyration? | |
478 what is the difference between engineering and true stress? | |
479 what is the difference between point of inflection and contraflexure? | |
480 which one of the following is correct for burgers vector in screw dislocation? | |
481 what is the difference between direct drive and belt drive washing machines? | |
482 what is the difference between main beam and secondary beam? | |
483 what is the difference between an o ring and a washer? | |
484 what does uls and sls mean? | |
485 what is difference between active and passive earth pressure? | |
486 what is the difference between zinc and stainless steel? | |
487 are longer barrels more accurate? | |
488 what are the differences between primary beams and secondary beams? | |
489 does xgboost handle missing values? | |
490 can k means handle categorical data? | |
491 what is the difference between a model parameter and a learning algorithms hyperparameter? | |
492 are decision trees sensitive to outliers? | |
493 what is the difference between svm and random forest? | |
494 is xgboost good for time series? | |
495 what are the main difference between handcrafted features and deep learned features? | |
496 what is the difference between data analytics and machine learning? | |
497 can logistic regression be used for regression? | |
498 what is the difference between machine learning and data analysis? | |
499 what is the main point of difference between the adaline and perceptron model? | |
500 why is xgboost faster than gbm? | |
501 why is sgd faster than gd? | |
502 what was the main point of difference between the adaline and perceptron model? | |
503 why is xgboost better than logistic regression? | |
504 what is the difference between knowledge and true belief? | |
505 what is the difference between virtue ethics and deontology? | |
506 what is the differences between religion and philosophy? | |
507 is the slippery slope argument invalid? | |
508 what is the difference between a religion or a philosophy? | |
509 what is the difference between act and rule utilitarianism why does this matter? | |
510 are all good deeds selfish? | |
511 are facts and truth the same thing? | |
512 what are the similarities between taoism and christianity? | |
513 what is difference between knowledge and belief? | |
514 what is the difference between post structuralism and post modernism? | |
515 what is the practical difference between a perfect and an imperfect duty? | |
516 what is the relation between knowledge and belief? | |
517 what is the difference between philosophy religion and science? | |
518 what is the difference between subjective and objective in philosophy? | |
519 what the difference between scientific fact and truth? | |
520 are facts and truth the same? | |
521 what is the difference between knowledge belief and opinion? | |
522 are logic and reason the same? | |
523 what is the difference between origin and justification of belief? | |
524 how is taoism similar to christianity? | |
525 what is the difference between logical positivism and empiricism? | |
526 is the dao a god? | |
527 what is the difference between religion and philosophy of religion? | |
528 what is the difference between utility and value? | |
529 what is the difference between learning measurement in math and physics? | |
530 what is the difference between reference and meaning? | |
531 is of identity is of predication? | |
532 what is the difference between physics and mathematics? | |
533 what is the difference between value and utility? | |
534 what is the critical difference between a belief and a scientific finding? | |
535 what is the difference between post modernism and post structuralism? | |
536 what is the difference between morals and ethics answers.com? | |
537 is both objective and subjective? | |