January 2018 NY Regents Chemistry Exam
42 Based on Table H, what is the vapor pressure of CH3COOH at 90.°C? (1) 40. kPa
(2) 48 kPa
(3) 114 kPa
(4) 150. kPa
Solution: We need to look at Table H and find 90°C on the x-axis and then go to the up until we touch the line for ethanoic acid. Then we go to the left to find the vapor pressure of the y axis.
Answer:1
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