Can someone help with these notes? I have like 10 other assignments I need to do today so it'd be appreciated!!!

Which substance absorbs 58.16 kj of energy when 3.11 mol vaporizes? a)ch4 b)h2s c)co2 d)nacl

Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.

What is the number of neutrons in an atom with atomic mass of 35