What volume is occupied by 22.1 g of O2 at 52°C and a pressure of 1.63 atm?

If the density of water is 1.0 g/cm3, which of these materials would float in water, based on their densities? check all that apply. aluminum cork iron lead wax

Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:

What is calcium oxide+diphosphorus pentoxide--> calcium phosphate balanced