What is the difference between conduction convection and radiation

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.

The biosphere of the earth is made up of . a. inorganic b. organic

How many moles does 80.0 h2o respresent