28
QuizMultiple Choice

Nuclear Energy — Cumulative exam

Question 28 • S1S: Chemistry B (E4912 - AG)

NaCl has a Hfus = 30.2 kJ/mol and a Hvap = 171 kJ/mol. What mass of NaCl releases 452 kJ of heat as it changes into a liquid?Use .

Question illustration
Answer
A
2.64 g
B
22.1 g
C
155 g
D
875 g
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