Calcium carbonate, a common material found in chalk and antacids, is shown decomposing in the balanced chemical equation below. Count the number of
atoms on the reactant and product side of the equation. How many more
atoms are in the products than the reactants?
CaCO3(s) + CaO(s) + CO2(g)

Zinc + lead(ii) nitrate yield zinc nitrate + leadwhat's the chemical equation for this?

The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.

16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.