Which greenhouse gas typically exists in both the stratosphere and the troposphere?

a.
water vapor
b.
carbon dioxide
c.
methane
d.
ozone

21. consider the following chemical reaction: n2+ o2 2 no if 10.0 g of n2 reacts with excess oxygen then how many grams of no can be formed? a) 10.7 g b) 21.4 g c) 32.9 g d) 42.8 g page 4 of 8

Which of the following words describe the reality that the universe looks the same from various perspective

Is 343 in the sequence -5, -2, 1, 4, 7