18 E. Cu2O(s)+O2(g)⟶CuO(s) Express your answer as a chemical equation. Identify all of the phases in your answer.

Draw a line graph showing the relationship between temperature in kelvin as a function of kinetic energy.

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 is described by the equation h2o(s)+ heat=h2o(i) a freezing melting condensing evaporating