The following chemical equation is not balanced: al + cuo al2o3 + cu when this chemical equation is correctly balanced, what is the coefficient of the copper product?

8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.

What is the compound name for the formula [ru(en)2cl2]2+ and [co(en)cl2br]-

What causes different colors to appear in the sky? the absorption of light by air molecules the reflection of light by bodies of water the greenhouse effect in earth's atmosphere the scattering and reflection of light by dust particles