How many atoms are in 4.5 g of gold? answer in units of atoms.

Explain what happens at the saturation point when adding salt to water at room temperature.

What is the chemical name of the compound ti2o3?

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.