4Cr(s)+302(g)2Cr203(s)

What mass of carbon dioxide is produced from the complete combustion of 4.50×10−3 g of methane?

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.

What will most likely happen when two bromine atoms bond together?