Why is CaCl, called "calcium chloride" but SCl, is called sulfur
dichloride?

Find the number of grams of hcl needed to react completely with .50 moles of magnesium.

As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter

Which is true of a liquid? it has a definite volume but not a definite mass. it has a definite mass but not a definite volume. it has a definite volume but not a definite shape. it has a definite shape but not a definite volume.