In the reaction N2 + 3H2 → 2NH3, what is the mole ratio of hydrogen to nitrogen? A 1:1
B 1:2
с 3 : 1
D 3 : 2

If a gas has an initial pressure of 101kpa and a volume of 10l, then it expands to a volume of 20l, what is the new pressure?

Which of the following is a physical property flammability heat of combustion solubility and toxicity

How does a coronal mass ejection (cme) affect the solar wind? a cme adds more particles to the solar wind, intensifying it. a cme blocks the solar wind, causing it to fade. a cme does not affect the solar wind but it does affect auroras. a cme increases the amount of energy in the solar wind.