Describe an experiment you could perform to determine whether pb2+ had leached into water drawn from plumbing in which lead was used to solder to join copper pipes.

What is the relation between concentration of reactants and the rate of chemical reaction?

How many molecules are found in 1.32 mol of nacl?

In a ni-cd battery, a fully charged cell is composed of nickelic hydroxide. nickel is an element that has multiple oxidation states. assume the following proportions of the states: nickel charge proportions found 0 0.17 +2 0.3 +3 0.33 +4 0.5 (a) determine the mean of the nickel charge. enter the answer to 2 decimal places.(b) determine the cumulative distribution function of nickel charge.