How many moles of Al are needed to react exactly with 10.0 moles of Fe2O3 according to the following equation?
Fe2O3 + 2 Al --> Al2O3 + 2Fe

What must happen before a body cell can begin mitotic cell division

Which type of precipitation would most likely form when the surface air temperature is slightly below freezing and the air temperature increases as you move upward away from the ground?

A1.5l container holds p.50 grams of an unknown gas at a pressure of 0.44 atm and a temperature of 50.c what is the molar mass of the unknown gas