How many moles of each element are in one mole of (NH4)2S? A) 2 moles of nitrogen, 6 moles of hydrogen, 1 mole of sulfur
B) 1 mole of nitrogen, 8 moles of hydrogen, 1 mole of sulfur
C) 2 moles of nitrogen, 8 moles of hydrogen, 1 mole of sulfur
D) 1 mole of nitrogen, 6 moles of hydrogen, 1 mole of sulfur

Will report those who have random answers, so don't think you can just get free points.

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

Which of the following elements would you expect to have the lowest ionization energy value? fluorine, lithium, neon, nitrogen

Consider this initial-rate data at a certain temperature for the reaction described by