What number, in addition to the answer to part (a), is needed to determine the number of atoms of Ca in the sample?

What approach is required to balance the objectives of sustainable development? balancing the objectives of sustainable development requires a(n) .

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?