Pick the second most abundant component of dry air. A. Molecular nitrogen
B. Molecular oxygen
C. argon
D. Carbon dioxide
E. Water
F. Ozone

ozone

Explanation:

the ozone layer is the thickest air on the earth's atmosphere protecting us from ultra violent rays from the sun

in 1783 cavendish was working with his hydrogen gas and found that when he burned it and condensed the vapor it was water. this was very significant since it disproved the greek theory of elements completely since water was not a simple substance but the product of two gases. it was lavoisier who hearing of the experiment gave cavendish's gas the name hydrogen ("water-producer") and added that hydrogen burned by combining with oxygen and that water was a hydrogen-oxygen combination.

explanation:

they are both synthetic elements

explanation:

d