Barrons SAT Subject Test Chemistry, 13th Edition

(Marvins-Underground-K-12) #1

  1. (D) 1K = 39, 1Al = 27, 2(SO 4 ) = 2(32 + 16 × 4) = 192, and 12H 2 O = 12(2 +


16) = 216. This totals 474 g.
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