Hat is the oxidation state of each element in the compound CaSO4? Include + or - in your answers as appropriate. The oxidation state of calcium is
.

The oxidation state of sulfur is
.

The oxidation state of oxygen is

What is the strongest intermolecular force between an nacl unit and an h2o molecule together in a solution? covalent bonding dipole-dipole force hydrogen bonding ion-dipole force

What is one real world example of a colligative property?

Why is it important for scientists to review and repeat the work of other scientists? 1.a scientific theory must be tested three times before it is proven. 2.the scientific method only applies to repeated experiments. 3.an experiment may have had errors that the scientists didn't recognize. 4.the results of individual scientists may be influenced by bias. 5.an experiment must be performed twice before the data can be analyzed.