Answer:
the second one
Explanation:
Ca+ZnCO3 is the same as calcium + zinc -> is equal to CaCo3+Zn and that is calcium carbonate +zinc which is what the statement states
Answer:
Albert Einstein proposed that a beam of light is not a wave propagating through space, but a collection of discrete wave packets—photons.
Explanation:
So the right answer is the first one.
