Baking soda and vinegar are mixed together in a sealed plastic bag. The chemicals bubble and the bag expands. Which conclusion can be made from these observations? There was a chemical change, and a precipitate was formed.
B.
There was a chemical change, and a gas was produced.
C.
There was a physical change, and a precipitate was formed.
D.
Answers: 2
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Baking soda and vinegar are mixed together in a sealed plastic bag. The chemicals bubble and the bag...
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