Water Vapor - Weight in Air

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Weight of water vapor in air

Grains of moisture per pound of dry air at standard atmospheric pressure at relative humidity ranging 10 to 90%.

Water Vapor in Air (grains water vapor/lb dry air)
Relative Humidity (%)	Temperature (^oC/^oF)
	-1	4	10	18	22	27	32	38
	30	40	50	60	70	80	90	100
10	3	4	6	8	11	16	21	29
20	5	7	10	16	21	30	42	58
30	7	10	14	22	34	46	65	87
40	9	14	20	30	44	62	85	116
50	12	16	26	39	55	78	108	147
60	14	18	32	48	66	92	128	176
70	17	20	38	54	78	108	158	208
80	19	22	42	62	88	125	173
90	21	24	48	70	100	140	195

weight of moisture water in air diagram

Related Topics

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Air Psychrometrics Air psychrometrics are the study of moist and humid air and the change of air condition - psychrometric charts, Mollier diagrams, air temperature and absolute and relative humidity, moisture content ..

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