The numerical coefficient in a balanced equation gives the what of reactants and products

Read the claim. breakfast is an important meal. it jump starts the body’s process of using calories to break down food. appetite can decrease with age, but going too long without eating causes metabolism to slow down. current research shows that incorporating legumes such as lentils and chickpeas into meals boosts metabolism for twenty-four hours. who might benefit from this claim? people who have a fast metabolism stores that sell exercise equipment people who take vitamin supplements grocery stores that sell legumes

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false

Iwould appreciate if someone could me.