During which period is the substance changing state? A. During the time labeled cC, when the temperature increases sharply. B. During the time labeled E, when the temperature increases for a third time.

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asked Jan 16, 2021 28.3k views

1 vote

During which period is the substance changing state?

A. During the time labeled cC, when the temperature increases
sharply.
B. During the time labeled E, when the temperature increases for a
third time.
C. During the time labeled A, when the temperature first starts to
increase.
D. During the time labeled D, when the temperature stays the same.