The solubility of Lead Chromate (PbCrO4) gr / ltr is 4.5 x 10 ^ -5. Calculate the solubility product (Ksp) of this compound.

PbCr04 (s) ⇋ Pb^ +2 (ac) + CrO4 ^ 2- (ac)

Which of the following are sources of revenue for media companies? a. direct sales to producers b.advertising and subscriptions c. online purchase d. capital investments

How does a large body of water, such as the ocean, influence climate?

In vapor-liquid equilibrium in a binary mixture, both components are generally present in both phases. how many degrees of freedom are there for such a system? the reaction between nitrogen and hydrogen to form ammonia occurs in the gas phase. how many degrees of freedom are there for this system? steam and coal react at high temperatures to form hydrogen, carbon monoxide, carbon dioxide, and methane. the following reactions have been suggested as being involved in the chemical transformation: