Rank the compounds below in order of increasing vapor pressure at 298 k?
a. c3h6
b. c4h8
c. c5h10

3. how much energy in joules is required to evaporate .0005 kg of liquid ammonia to vapor at the same temperature? 4. how much energy ( in megajoules ) is given up by .75 kg of water at 0c when it freezes to form ice at 0c? 5. explain how heat works between and at critical temperatures?

Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule

The volume of a single vanadium atom is 9.29×10-24 cm3. what is the volume of a vanadium atom in microliters?