1.what are three factors that affect the rate of chemical reactions? 2.select one of these factors and describe how it affects chemical reactions within our bodies.

Explanation:

The factors that affects the rate of chemical reactions are;

In our body, the nature of reactants is very important. A food substance in solid form undergoes slow digestive process because it has little surface area exposure for the action of digestive chemicals. Most solid food are usually chewed in the mouth before digesting them to increase their surface area.

The increasing order of food digestion is;

   lumps to granules to powder and to liquids.

explanation:

on disadvantage of hydroelectric power is the cost. another disadvantage of using hydroelectric power is finding a water source powerful enough to harvest hydroelectric power.