Manganese(IV) oxide reacts with aluminum to form elemental manganese and aluminum oxide. What mass of Al is required to completely react with 50 g MnO2? At. wt.: g/ mol: Mn 55, Al = 27,0 = 16 3 MnO2+ 4 Al -3 Mn+2 Al203 O 10.3 g Al O 5.2 g Al O 15.6 g Al O 20.7 g Al O 30.9 g Al

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Photochemistry

Photochemistry is the part of chemistry that studies the various mechanisms of reactions that are triggered by the presence of light energy. It also helps to study the changes involved in a molecule that can undergo the absorption of radiation.