During a chemical reaction, energya)is converted form one from to anotherb)increasesc)decreasesd)is used up as bonds and broken and formed

What layer of the atmosphere is directly above the troposphere?

Why does earth rotate? because earth is formed from cold gases collapsing due to gravity because the matter in the nebula that formed earth was spinning because earth forms more than 99% of the mass of the solar system because the hydrogen atoms inside the nebula fused to form helium

What is the approximate vapor pressure when the gas condenses at 70 degrees celsius