PLEASE HELP FAST!! What is the molarity of a solution that contains 42.9 mol of calcium chloride (CaCl2) in a 45.0L solution?

Which object forms when a supergiant runs out of fuel? a red giant a black hole a white dwarf a neutron star

Identify one disadvantage to each of the following models of electron configuration: dot structures arrow and line diagrams written electron configurations type in your answer below.

The continuous release of nuclear energy caused when one fission reaction triggered more nuclear reactions is a