How many grams of oxygen are required to burn 10.0 g magnesium? The molar mass of O2 is 32.0 g/mol, and the molar mass of Mg is 24.3 g/mol.
2Mg(s) + O2 → 2MgO(s)

In a copper wire, a temperature increase is the result of which of the following

20 pts ‼️ an unmanned spacecraft travels to mars. mars has a lower strength of gravity than earth. where in the image is the spacecraft’s weight the greatest?

Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.