Page:Handbook of Meteorology.djvu/292

Table 21—Weight of a Cubic Foot of Saturated Water

Temp F	Grains Troy	Temp F	Grains Troy	Temp F	Grains Troy	Temp F	Grains Troy	Temp F	Grains Troy	Temp F	Grains Troy
-30	0.095	-5	0.377	20	1.244	45	3.436	70	8.066	95	17.305
-29	0.100	-4	0.391	21	1.301	46	3.563	71	8.329	96	17.812
-28	0.106	-3	0.411	22	1.362	47	3.693	72	8.600	97	18.330
-27	0.112	-2	0.433	23	1.425	48	3.828	73	8.879	98	18.863
-26	0.119	-1	0.455	24	1.490	49	3.965	74	9.165	99	19.407
-25	0.126	0	0.479	25	1.558	50	4.108	75	9.460	100	19.966
-24	0.134	1	0.503	26	1.629	51	4.225	76	9.761	101	20.538
-23	0.141	2	0.529	27	1.703	52	4.407	77	10.072	102	21.123
-22	0.150	3	0.056	28	1.779	53	4.564	78	10.392	103	21.723
-21	0.158	4	0.584	29	1.859	54	4.725	79	10.720	104	22.337
-20	0.167	5	0.613	30	1.942	55	4.891	80	11.056	105	22.966
-19	0.176	6	0.644	31	2.028	56	5.062	81	11.401	106	23.611
-18	0.187	7	0.676	32	2.118	57	5.238	82	11.756	107	14.721
-17	0.197	8	0.709	33	2.200	58	5.420	83	12.121	108	24.946
-16	0.208	9	0.744	34	2.286	59	5.567	84	12.494	109	25.663
-15	0.220	10	0.780	35	2.375	60	5.800	85	12.878	110	26.343
-14	0.232	11	0.818	36	2.466	61	5.999	86	13.272	111	27.066
-13	0.244	12	0.858	37	2.560	62	6.203	87	13.676	112	27.807
-12	0.258	13	0.900	38	2.658	63	6.413	88	14.090	113	28.563
-11	0.272	14	0.943	39	2.759	64	6.630	89	14.515	114	29.338
-10	0.286	15	0.988	40	2.863	65	6.852	90	15.591	115	30.130
-9	0.302	16	1.035	41	2.970	66	7.082	91	15.400	116	30.940
-8	0.318	17	1.084	42	3.082	67	7.317	92	15.858	117	31.768
-7	0.335	18	1.135	43	3.196	68	7.560	93	16.328	118	32.616
-6	0.353	19	1.189	44	3.315	69	7.809	94	16.810	119	33.842

The foregoing values accord with the determinations of Marks and Davis, 1909. Te specific gravity of saturated vapor at 32° F (0° C) is 0.6238; at 50° F (10° C) 0.6256.