Aboy pushes on a wagon so that it accelerates at a rate of 0.50 m/s 2 . the wagon has a mass of 24 kg. what is the magnitude of the boy's pushing force? (ignore frictional effects.)

What are the major types of a chemical compound

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?

Which of the following describes the entropy change as a solution is made from a liquid and solid