Reactant p contains 50 j of energy, and reactant q contains 35.3 j of energy. the reactants combine to form product pq, which contains 104 j of energy. what is the energy transformation?

What is the molar mass of potassium nitrate, kno3

If two objects at different te,peraure are in contact with each other what happens to their temperature

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.