1. A 25 gram sphere of aluminum is heated to 95.5°C and placed in a well-insulated container containing 100.0 mL water at 25.5°C. What is the temperature of the water after thermal equilibrium is reached?

What is the rate law for the uncatalyzed reaction?

The equation below shows a chemical reaction. a + b + heat —> c + d according to the law of conservation of energy, which statement is true? a. the reactants absorb heat because they have less energy than the products. b. the products release heat because they have more energy than the reactants. c. the reactants generate heat because they have more energy than the products. d. the products require heat to form because they have less energy than the reactants.

Elizabeth has two separate samples of the same substance. sample is in the liquid state, and the other is in the solid state. the two samples most likely differ in which property?