Chemistry, 10.11.2020 07:30 laniflower737
The graph shows temperature versus time for 1.0 kilogram of a substance at constant pressure as heat is added at a constant rate of 100 kilojoules per minute
The substance is solid at 20° C.
100 110 120 130
Time (min.)
How much heat was added to change the substance from a liquid at its melting point to a vapor at its boiling point?
3000 kJ
6000 kJ
9000 kJ
11000 kJ
2
3
4
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Answers: 1
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