Which method of testing substances is a sure way to identify a chemical reaction?
a. change i...
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Physics, 22.11.2019 10:31 yannabby26
Which method of testing substances is a sure way to identify a chemical reaction?
a. change in color
b. formation of bubbles
c. change in density
d. increase in temperature
e. solubility in water
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Answers: 3
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