When 43.7 moles of C3H8 (propane) burn in excess oxygen, how many moles of CO2 will be formed? Assume that this is a complete combustion reaction, so you should know the products produced.

Which statement is true about the part of the electromagnetic spectrum that human eyes can detect? it contains only the colors of the rainbow and television waves. o it is divided into seven ranges of wavelengths. it contains ultraviolet, visible, and infrared light. it is divided into nine ranges of wavelengths.

If you add 10ml of hot water to 10ml of cold water and the change in tempature 8°c calculate how much energy is gained by the cold water

If a polyatomic ionic compound has gained two hydrogen ions, then how does its name begin?