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A fifth-grade science class puts half of a white tablet in a test tube with 10 milliliters (mL) of water at 21°C (70°F). The tablet bubbles rapidly for three minutes until it is gone. Students record the
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A fifth-grade science class puts half of a white tablet in a test tube with 10 milliliters (mL) of water at 21°C (70°F). The tablet bubbles rapidly for three minutes until it is gone. Students record the final temperature at 20°C (68°F). Which choice best identifies evidence that a chemical reaction occurred?

User Chris Edgington
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2 Answers

4 votes

Answer:

i think it table broke in half

Step-by-step explanation:

User Ambrosia
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11 votes

Answer: it would be change in water temperature

Explanation: because the change in the water is the temperature and its is

evaporation

User Gladimdim
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