A student does not observe a change when holding a test tube in a flame. However, a change is expected. What is the most likely reason for this?

asked Apr 16, 2018 110k views

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2 votes

Heat is energy, and that energy would eventually cause the object to undergo a phase change.

Mikebader answered Apr 17, 2018

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3 votes

D. The reactants were not heated long enough.

Carmi answered Apr 23, 2018

by Carmi

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