Based off the equation 2NaClO3=2NaCl+3O2, calculate the number of particles in both reactants and products. Products have to equal reactants. Please help?

How does chemistry affect our world? a. chemicals makes our world more polluted. b. chemicals keeps us healthy. c. chemicals can or hurt our world. d. chemicals make our world safe to live in.

An electron moved from shell n = 2 to shell n = 1. what most likely happened during the transition? a fraction of a photon was added. a photon of energy was absorbed. a fraction of a photon was removed. a photon of energy was released.

What energy is it when you flip on a switch on a lamp