True or false : A precipitate is formed when two liquids are combined and a solid compound comes out

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?

How many moles is 14.5 cm^3 of platinum? the density of platinum is 21.45 g/cm^3.