If the volume occupied by 0.500 mol of nitrogen gas at 0°c is 11.2 l, then the volume occupied by 2.00 mol of nitrogen gas at the same temperature and pressure will be: a. the data given is not sufficient to determine the volume b. 22.4 l c. 44.8 l d. the same as that occupied by 0.500 mol of nitrogen gas

Agas mixture with a total pressure of 745 mmhg contains each of the following gases at the indicated partial pressures: co2, 245 mmhg ; ar, 119 mmhg ; and o2, 163 mmhg . the mixture also contains helium gas. part a what is the partial pressure of the helium gas? phe p h e = nothing mmhg request answer part b what mass of helium gas is present in a 10.2-l sample of this mixture at 283 k ? m m = nothing g request answer

How can carbon move from "land" to bodies of water? describe the way human impact has lead to increased levels of co2 in the atmosphere.

Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate