At what temperature does a gas at 1.00 atm and 20 degree Celsius have a pressure of 4.00 atm. Please help thanks.

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.

Find the mass, in grams, of 5.00*10^23 molecules of f2

What two categories of toxins were present in the air at dish,texas as a result of the gas pipelines that pass through the area