28
QuizMultiple Choice
Cumulative Exam
Question 28 of 50 • 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 .
Answer
A
2.64 gB
22.1 gC
155 gD
875 g