Chemistry Energy Quiz

Consider the picture. Identify the system and the surroundings, whether heat is absorbed or released by the system, and thus the endothermic or exothermic nature of the heat transfer.

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112.43.c.13.D

Identify the correct exothermic process occuring at section 2

• freezing

• melting

• evaporation

• condensation

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112.43.c.13.D

Tags

112.43.c.13.D

• -50 kJ/ Exothermic

• 20 kJ/ Endothermic

• 30 kJ/ Endothermic

• - 30 kJ/ Exothermic

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112.43.

112.43.c.13.C

Identify the correct endothermic process occuring at section 4

• Freezing

• Melting

• Condensation

• Evaporation

Tags

112.43.c.13.C