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12No matter is created or destroyed in any chemical reaction per the law of conservation of mass. Which sample equation best illustrates the law of conservation of mass? (1 Point) 4 grams reactant U + 3 grams reactant V --> 7 grams product W 12 grams reactant X + 10 grams reactant Y --> 2 grams product Z 10 grams reactant Q + 9 grams reactant R --> 90 grams product S 5 grams reactant E + 5 grams reactant F --> 20 grams product G
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12No matter is created or destroyed in any chemical reaction per the law of conservation of mass. Wh...
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