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# Of O, reacted with ne Na? (b) What mass of Na reacted? (c) What mass of...

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###### Of O, reacted with ne Na? (b) What mass of Na reacted? (c) What mass of...

of O, reacted with ne Na? (b) What mass of Na reacted? (c) What mass of Na,O formed? When aluminum metal is exposed to oxygen coating of aluminum oxide forms on the surf aluminum. The balanced equation for the reaction of aluminum metal with oxygen gas is 22 Limitin 6.29 4Als) +302(g) 2ALO3(s) Suppose a sheet of pere aluminum gains 0.0900 g of mass when exposed tn air. Assume that this gain can be attributed to its reactio with oxygen. (a) What mass of O2 reacted with the Al (b) What mass of Al reacted? (c) What mass of Al,0, formed? Diiodine pentoxide is used in respirators to remo 6.30 6.31 monoxide from air:

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