Determine the molarity of a solution made by dissolving 13.8 g of sodium chloride in enough water to make 750.0 ml of solution. (the mm of nacl is 58.44 g/mol)

Which statement can best be concluded from the ideal gas law?

For the reaction, 4 a(g) + 3 b(g) => 2 c(g), the following data were obtained at constant temperature. experiment initial[a],mol/l initial [b],mol/l initial rate,m/min 1 0.200 0.150 5.00 2 0.400 0.150 10.0 3 0.200 0.300 10.0 4 0.400 0.300 20.0 which of the following is the correct rate law for the reaction? 1. rate = k[a]2[b]2 2. rate = k[a][b] 3. rate = k[a]2[b] 4. rate = k[a][b]2

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