Which atmospheric gas has the greatest effect on the weather conditions associated with an air mass?

a. oxygen
b. nitrogen
c. methane
d. water vapor

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radioactive decay occurs in unstable atomic nuclei – that is, ones that don't have enough binding energy to hold

the nucleus together due to an excess of either protons or neutrons.

it would be d. henry moseley

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and sorry if i'm late. have a good rest of your day! : d

answer; talc and gypsum;