For the reaction system 2H2(g) + S2(g) 2H2S(g), a 1.00 liter vessel is found to contain 0.5 moles of H2 0.02 moles of S2, and 68.5 moles of H2S. What is the mass action expression? Use the format (H2S = Hs2S)

Would greatly appreciate seeing the full process and all calculations. Thank you!

Part of molten rock at mid-ocean ridges

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.