Chemistry

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earned this badge 18 times.
Determine the ΔH for the reaction in kJ/mol of ethanol?
Awarded Sep 23 '20 at 9:49
A sample of copper(II) sulfate pentahydrate (CuSO4·5H2O) contains 0.360 g of water. What is the total number of atoms in the compound
Awarded Jun 21 '18 at 5:58
How to identify ions by their quantum number?
Awarded Feb 22 '18 at 16:02
Determine the concentration of the original NaOH solution
Awarded Oct 29 '17 at 4:34
Calculate the second ionization energy for the Mg from the following data?
Awarded Oct 1 '17 at 23:36
Why does HCO₂⁻ exhibit delocalized bonding while CO₂ does not?
Awarded Sep 6 '17 at 0:06
How to calculate the partial pressure of oxygen in this mixture of oxygen and argon?
Awarded May 17 '17 at 19:57
Is viscosity proportional to the number of hydroxyl groups?
Awarded Sep 6 '16 at 16:09
What is the formula of potassium ammonium sulfate?
Awarded Apr 17 '16 at 3:29
The relationships between n , T , P , V for a gas?
Awarded Mar 30 '16 at 23:36
How to figure out which phase on a phase diagram will be the most dense?
Awarded Mar 16 '16 at 16:25
How to determine the specific heat of methanol from calorimeter data?
Awarded Nov 26 '15 at 15:54
(post deleted or otherwise unavailable)
Awarded Oct 6 '15 at 15:41
what's the mass of the original sample (g)?
Awarded Sep 30 '15 at 22:28
What total energy (in kJ) is contained in 1.0 mol of photons, all with a frequency of 2.75 • 10¹⁴ Hz?
Awarded Sep 24 '15 at 3:33
How can I find the heat that will be released in kJ per gram for the reaction of Al with Fe2O3?
Awarded May 12 '15 at 16:33
without using electronegativity, which one of these molecules is polar? [closed]
Awarded Feb 19 '15 at 18:25
What is the proper Lewis structure for HCOOH?
Awarded Dec 3 '14 at 19:03

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