Which substance is formed when silica is melted (so that sio 4 units are reorganized) and then cooled? a. clay b. glass c. talc d. feldspar

In a chemical reaction at equilibrium, the rate of the forward reaction the rate of the reverse reaction. if the rate of the forward reaction more products are formed.

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?

The density of the solid phase of a substance is 0.90 g/cm3 and the density of the liquid phase is 1.0 g/cm3. a large increase in pressure will a. lower the freezing point b. raise the freezing point c. lower the boiling point d. raise the triple point e. lower the triple point