Chemistry
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Jun-Goo Kwak
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46 Answers

Votes Activity Newest
20
Xenon and the human body
Feb 28 '14 at 2:19
18
What is the difference between the units 'torr' and 'mm of Hg'?
Apr 8 '15 at 11:44
11
Can someone please explain buffers to me?
Mar 13 '14 at 6:00
9
What is the carbon dioxide content of a soda can or bottle?
Mar 9 '14 at 21:30
8
What is the formula for finding the average atomic mass of an element based on the abundance of its isotopes?
Mar 7 '14 at 22:12
7
C + O2 is equal to C + O, how is that possible
Mar 31 '14 at 19:29
6
Enthalpy of Formation problems using Hess's Law
Mar 13 '14 at 4:05
6
Titration of sulfuric acid with sodium hydroxide
May 5 '14 at 0:03
5
Half cells: difference between E(cell) = E(cathode}-E(anode) & E(cell) = E(oxidation) + E(reduction)
Mar 4 '14 at 2:10
5
Role of heat in combustion
Mar 28 '14 at 0:47
5
Do lithium and beryllium want to lose electrons to be like helium?
Apr 1 '14 at 1:08
5
Is this reaction to produce ammonium sulfide safe?
Apr 1 '14 at 0:20
5
Conversion of potassium dichromate solution to a less toxic solution
Mar 2 '14 at 14:52
4
Activated Complex Products/Reactants
Mar 4 '14 at 1:22
4
Find the pH of a sodium chloride solution using the extended Debye-Huckel equation
Apr 1 '14 at 21:10
4
How do you have pKa for a base?
Mar 13 '14 at 3:20
4
Determining standard Gibbs free energy for water?
Feb 28 '14 at 1:54
3
How to rationalise that when we dilute a weak acid, the pH increases but also the dissociation increases?
Mar 30 '14 at 19:30
3
How many grams of each substance will be present at equilibrium in the reaction of ethanol and ethanoic acid?
Mar 7 '14 at 14:22
3
How can zinc metal still be present after the reaction?
Dec 2 '13 at 3:08
3
How do I find molar mass using gas laws?
Jan 2 '14 at 15:43
3
Diluting acetic acid to obtain a solution of pH 5
Apr 19 '15 at 3:14
3
Why does NaCl dissolve in H2O despite its strong ionic bond?
Mar 29 '14 at 2:56
3
Single Displacement Reactions: A + AX =?
Mar 10 '14 at 22:53
3
Clarifications on the calculation of the $\Delta\mathrm{G}$ of a reaction
Mar 1 '14 at 23:04
3
What's the difference between enthalpy of combustion and heat of combustion?
Dec 1 '13 at 16:03
2
Redox reaction with hydrogen peroxide with potassium iodide
Mar 2 '14 at 20:56
2
Name of round piece of glassware with thin neck?
Oct 14 '15 at 17:33
2
Why is a hydrocarbon tail non-polar?
Apr 19 '15 at 4:11
2
What are the products for the redox reaction HCl + SnCl₂ + KMnO₄?
Feb 25 '14 at 1:53
1
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