Idont know what to do. barium sulfate, baso4, is made by the following reaction.
ba(no3)2(aq) + na2so4(aq)
baso4(s) + 2nano3(aq)
what is the theoretical yield of barium sulfate, expressed in grams, if 75.00 g of ba(no3)2 were used with an excess of na2so4?

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