Question: If DBT = 30?C, WBT = 20?C and Barometer reading is 740 mm of Hg. Find out vapor density using steam tables.

Options

A : 0.01216 kg / m3 of dry air

B : 0.01216 g / m3 of dry air

C : 0.01216 m3 / m3 of dry air

D : 0.01216 kg / kg of dry air

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