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A class is using marshmallows to demonstrate different chemicals’ properties by heating and cooling the marshmallows. Which student is practicing bad laboratory safety?
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A class is using marshmallows to demonstrate different chemicals’ properties by heating and cooling the marshmallows. Which student is practicing bad laboratory safety?

User Roy Shmuli
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2 Answers

4 votes
The answer is 3........................
User Wube
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3 votes
Could you comment the options to choose from?
User Karl Galvez
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