How many moles of H2 are needed to produce 18 miles NH3 in the reaction below ? N2+ 3H2 ——-> 2 NH3

What are the spectator ions in 2h+ + so42- + ca2+ + 2r → caso4 + 2h+ + 21?

What is the mass of 2.00 l of an intravenous glucose solution with a density of 1.15 g/ml?

Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2b⇌c at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.