Chemistry, 09.02.2021 22:30 dtrejos

7. 1 point
The cooling curve below represents the uniform cooling of a substance, starting at a temperature above its boiling point.

During which time interval does the substance exist as both a liquid and a solid?

(1) min 2 to min 4

(2) min 4 to min 5

(3) min 5 to min 7

(4) min 7 to min 9

7.

1 point
The cooling curve below represents the uniform cooling of a substance, starting at a t

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