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Chemistry

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 Popular Question
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Awarded 17375 times.
Peak at m/z = 39 in mass spectrum of 3-chloropropene
Awarded Jun 7 at 0:16
Why is the current draw dropping in water electrolysis
Awarded Jun 6 at 20:46
I tested the effect of temperature on the pH of carbonated water but the results seem to go opposite to what was expected. Could anyone explain?
Awarded Jun 6 at 18:41
Reaction of glucose acetal with acetic anhydride
Awarded Jun 6 at 8:56
Doubts on Diffusion/ Effusion of gases at different pressures
Awarded Jun 5 at 21:46
Copper electrode in a Daniel cell
Awarded Jun 5 at 14:48
Why is neutrality so important in a voltaic cell? [closed]
Awarded Jun 5 at 8:50
What is the role of the Magnesium Ion in Chlorophyll [duplicate]
Awarded Jun 5 at 5:15
How to calculate the volume of HNO3 needed to produce a specific concentration? [closed]
Awarded Jun 4 at 19:05
Why we can't see 3-d structures of certain compounds on PubChem?
Awarded Jun 4 at 5:16
Can you separate CO2 into carbon and oxygen using pyrolysis? [duplicate]
Awarded Jun 4 at 3:10
Why do people commonly refer to Na2HPO4 as Sodium Hydrogen Phosphate, rather than Disodium Hydrogen Phosphate?
Awarded Jun 3 at 23:16
Could anyone suggest some catchy chemistry experiments or demonstrations, to be performed in front of a young audience?
Awarded Jun 3 at 14:05
Which is more acidic : 2,6- dihydroxy benzoic acid or 2-hydroxy benzoic acid?
Awarded Jun 3 at 11:46
Why does entropy increase on mixing two ideal liquids?
Awarded Jun 3 at 11:34
Organic reaction with Na2S2O4 [closed]
Awarded Jun 3 at 6:41
Is there absolotely no relation between R/S configurations and d/l optical rotations?
Awarded Jun 3 at 3:21
Why we don't we save water by boiling the contaminated water to get the pure steam?
Awarded Jun 3 at 0:05
Reaction mechanism of aqueous ammonia with 3,4-dibromopyridine
Awarded Jun 2 at 22:17
Can sodium carbonate-sodium bicarbonate buffer be used for EDTA titration of calcium?
Awarded Jun 2 at 22:08
What compounds are produced when you heat CuO and sugar?
Awarded Jun 2 at 17:56
Why 5-member rings prefer being cis-fused?
Awarded Jun 2 at 17:27
Why does the gas from dry ice flow down?
Awarded Jun 2 at 2:11
If A reacts with B (aq), does that mean it is soluble in it?
Awarded Jun 1 at 23:41
Markovnikov Rule of Alkenes
Awarded Jun 1 at 10:06
How many cis-trans isomers does 1-O-stearoyl-2-O-arachidonyl-phosphatidyl-inositol-4',5'-bisphosphate have?
Awarded May 31 at 12:06
Can I extract solid sugar from any fruit juice at home?
Awarded May 31 at 3:21
Why aluminum does not form ammonia complex ion?
Awarded May 31 at 2:12
What causes the amber/colourless/blue colours in the Briggs-Rauscher oscillating reaction?
Awarded May 30 at 21:45
Identify the type of structural isomerism
Awarded May 30 at 16:04
Significance of the ground state energy in quantum chemistry?
Awarded May 30 at 14:08
Does chlorine in tap water usually contain traces of cornstarch (or its derivatives)? [closed]
Awarded May 30 at 4:57
London/dispersion forces
Awarded May 30 at 1:46
Calculation of optimal current density
Awarded May 29 at 17:03
What surface treatment can turn nickel black?
Awarded May 29 at 13:51
Acid/Base behaviour of Amino Acids
Awarded May 29 at 11:50
How can nitrogen be both inert and bond with everything in periodic table?
Awarded May 28 at 17:51
Trichloroacetic acid aqueous solution
Awarded May 28 at 17:40
Claisen Condensation vs. Trans-Esterification
Awarded May 28 at 4:43
NMR terminology: "Transients"
Awarded May 27 at 16:21
Molarity 1% ammonia solution?
Awarded May 27 at 10:34
Which Gibbs' free energy is an activation energy diagram referring to?
Awarded May 26 at 22:04
Retrosynthesis of 4-ethyl-2,2,5,5-tetramethyl-1,3-dioxane
Awarded May 25 at 15:11
Temperature required for E1 elimination reaction
Awarded May 25 at 8:01
Electroplating to create a scratch-free surface?
Awarded May 25 at 4:02
What is "soda asbestos"?
Awarded May 24 at 13:51
Conversion factor for conductivity of an aqueous solution [closed]
Awarded May 24 at 7:32
How do you name a bicyclo compound with a fused benzene ring?
Awarded May 23 at 15:34
Reaction of cyclohexene oxide with LDA
Awarded May 23 at 15:26
How to predict the decomposition products of for example barium carbonate?
Awarded May 23 at 11:27
Why does internal combustion engine smoke appear blue? Could there be "blue molecules" in it?
Awarded May 23 at 4:42
I drink city water, city has lead pipe, how is this safe?
Awarded May 23 at 3:02
How do I find the volume of a gas when the pressure and temperature changes, given the original volume? [closed]
Awarded May 22 at 23:56
How Does Differential Scanning Calorimetry (DSC) Differentiate Between Exothermic and Endothermic Changes?
Awarded May 22 at 13:36
What kind of filter can remove zeolite dust from ethanol?
Awarded May 21 at 12:42
What happens with the boiling point of a liquid in a vacuum [closed]
Awarded May 21 at 11:46
Negative or fractional order of reaction
Awarded May 21 at 5:36
Equation for reaction between chlorine fluoride and potassium bromide
Awarded May 21 at 2:42
Relative strength of desiccants
Awarded May 20 at 22:01
Extracting silver from Tollens test
Awarded May 20 at 13:15
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