a. What happened when vinegar was added to baking soda? b. What signs have you observed which signify a chemical reaction?
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Answer:
A. When baking soda is mixed with vinegar, something new is formed. The mixture quickly foams up with carbon dioxide gas. If enough vinegar is used, all of the baking soda can be made to react and disappear into the vinegar solution.
B. color change, formation of a precipitate, formation of a gas, odor change, temperature change
Explanation:
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Answer:
a.)When baking soda is mixed with vinegar, something new is formed. The mixture quickly foams up with carbon dioxide gas. If enough vinegar is used, all of the baking soda can be made to react and disappear into the vinegar solution.
b.)Mixing baking soda (sodium bicarbonate) and vinegar (acetic acid) causes a chemical reaction that produces a salt (sodium acetate) and water, as well as carbon dioxide gas.
Explanation:
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