g identify the examples of the first law of thermodyamics catching a ball freezing a tray of ice gas combustion in a car

What is the relation between concentration of reactants and the rate of chemical reaction?

Summarize possible ways in which phases of matter could combine to form a solution.

When hydrochloric acid reacts with potassium hydroxide solution, the following reaction occurs. hcl (aq) + koh (aq) h2o (l) + kcl (aq) the reaction gives off heat energy, so it is an reaction.