Why can't we separate azeotropes with the distillation process?.

Given that the molar mass of nano3  is 85.00  g/mol, what mass of nano3  is needed to make 4.50  l of a 1.50  m nano3solution? use  .6.75 g18.9 g255 g574 g

What pressure will be exerted by 0.675 moles of a gas at 25*c if it is in a 0.750-l container?

If a reactant was removed, did the new equilibrium system shift to make more reactants or more products?