How to practice concept:vapor-phases

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Question 9

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XE-ENAT1 markNeeds review
A closed vessel contains a pure substance with 0.1 m

of saturated liquid and 0.9 m

of saturated vapor. The specific volume of the liquid and vapor phases are 0.00843 m

/kg and 0.02671 m

/kg respectively. The percentage of vapor in the mixture on mass basis (rounded off to two decimal places) is ________.

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