Iii How much energy is released when the following amounts of propane are burnt? (A values: C = 12; H = 1.)
0.2 mol: ...
4 mol:
33 g:

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change

According to each substances heat of fusion, which of the items below requires more heat to be added per gram of substance to go from solid to liquid? silver sulfur water lead

In the lab, ammonia was mixed with water to form ammonium hydroxide. what is/are the reactant(s)? o water and ammonia o ammonia o ammonium hydroxide need