in a chemical reaction, the reactants contain 385 kj of chemical energy, and the products contain 366 kj of chemical energy.

in order for energy to be conserved, what must happen?

Which statement best describes the superposition principle? a.) if two in-phase waves arrive simultaneously at a point, their amplitudes add up b.) if two out-of-phase waves arrive simultaneously at a point, their amplitudes add up c.) if two in-phase waves arrive at a point one after another, their amplitudes add up d.) if two out-of-phase waves arrive at a point one after another, their amplitudes adds up