Ineed to know how do awnser this pease .

How have the greenhouse gasses increased from the year 2000 to 2018

A5 mole sample of liquid acetone is converted to a gas at 75.0°c. if 628 j are required to raise the temperature of the liquid to the boiling point, 15.600 kj are required to evaporate the liquid, and 712 j are required to raise the final temperature to 75.0°c, what is the total energy required for the conversion?

What is a number added in front of a formula in order to balance the equation