A chemist synthesized 0.540 kg of aspirin in the lab. If the normal dose of aspirin is two 400−mg tablets, how many doses did she prepare?

How does a hydroelectric power plant converts energy into energy.

16. in a reaction that has reached equilibrium, a. the forward and reverse reactions are occurring at the same rate. b. the reactants and products are in equal concentrations. c. the forward reaction has gone further than the reverse reaction. d. there are equal numbers of atoms on both sides of the equation. e. a, b, and d are correct.

If 16.00g of hydrogen gas reacts with 126.73g of oxygen, how many grams of water are yielded? (both reactants are completely consumed in the reaction.)