Barrons SAT Subject Test Chemistry, 13th Edition

(Marvins-Underground-K-12) #1

  1. (C) If material jumped out of the evaporating dish while heating, barium
    chloride and water would both be removed. The purpose of the heating is to
    remove only the water. Therefore, it would seem like more water had been
    removed than was actually present, and the mass lost from the barium chloride
    would inaccurately be counted as mass lost from water.

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