Alcohol is a
Depressant
Muscle relaxer
Both

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what  most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.

All of the following describe uses of nonrenewable energy sources except