Chemistry, 28.10.2020 23:10 BigGirlsTheBest
A student placed a small amount of baking soda in a watch glass. When 15 drops of vinegar were added, the solution began fizzing. The watch glass was placed on a warm hot plate to
evaporate the liquid. The solid, white crystals remaining after evaporation were different in appearance than the baking soda.
Part A: Which observation most likely indicated that a chemical change had occurred?
Part B: Why were the remaining crystals in the watch glass different than the original baking soda crystals?
Answers: 1
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A student placed a small amount of baking soda in a watch glass. When 15 drops of vinegar were added...
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