Assume that you measured exactly 2.0 mL of the sodium chloride solution into a small test tube. How many moles
sodium chloride are in the tube?
?———moles

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.