The molar mass of oxygen(O) is 32g. What is the mass of 1.05*10^25 molecules of O²

What would happen to a volleyball left outside in the winter? o o o o a. it would expand. b. it would lose air. c. it would shrink. d. it would explode.

40dm3 of gas at 760 torr are heated from 5°c to 50°c what is the new volume

Chromium(iii) sulfate is a transition metal compound containing the metal chromium and the polyatomic ion sulfate. the oxidation state of chromium in this compound is , and the chemical formula of the compound is ( ) . reset next