1. Identify the reactants and the products in the following equation. (1 point) CaO + CO, - CaCO.

30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve

How do you know how many valence electrons an atom has?

What ia the energy of an object because of its potential and kinetic energies