You have 45 grams of ice at  -15 oC that you want to convert into steam at 115 oC. Find ΣQ.

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You have 45 grams of ice at  -15 oC that you want to convert into steam at 115 oC. Find ΣQ.

Specific Heats
of Some Materials at
Atmospheric Pressure
Substance J/kg · °C cal/g °C
Aluminum
900
0.215
Веryllium
1 820
0.436
Cadmium
230
0.055
Copper
Ethyl
387
0.092 4
2 430
0.581
alcohol
Germanium
322
0.077
Glass
837
0.200
Gold
129
0.030 8
Human
3 470
0.829
tissue
Ice
2 090
0.500
Iron
448
0.107
Lead
128
0.030 5
Mercury
138
0.033
Silicon
703
0.168
Silver
234
0.056
Steam
2 010
0.480
Tin
227
0.054 2
Water
4 186
1.00
Latent Heats of Fusion and Vaporization
Latent Heat
of Fusion
Latent Heat
of Vaporization
Substance
Melting Point ("C)
J/kg)
cal/g
Boiling Point (C)
J/kg)
2.09 x 10
2.01 x 10
2.13 x 10
8.54 X 10
cal/g
Helium
-269.65
5.23 x 10
1.25
-268.93
4.99
Nitrogen
Oxygen
Ethyl alcohol
-209.97
2.55 X 10
6.09
-195.81
48.0
-218.79
1.38 x 104
3.30
-182.97
50.9
-114
1.04 x 10
24.9
78
204
Water
0.00
3.33 X 10
79.7
100.00
2.26 x 10
540
3.81 X 10
2.45 X 10
3.26 x 10
8.70 x 10
Sulfur
119
9.10
444.60
77.9
1 750
2 450
Lead
327.3
5.85
208
Aluminum
660
3.97 x 105
94.8
1.14 x 107
2 720
Silver
960.80
8.82 x 104
21.1
2 193
2.33 x 10°
558
1 063.00
1 083
Gold
6.44 X 10
15.4
2 660
1.58 X 10
377
Соpper
1.34 x 10
1 187
5.06 X 10
1 210
32.0
Transcribed Image Text:Specific Heats of Some Materials at Atmospheric Pressure Substance J/kg · °C cal/g °C Aluminum 900 0.215 Веryllium 1 820 0.436 Cadmium 230 0.055 Copper Ethyl 387 0.092 4 2 430 0.581 alcohol Germanium 322 0.077 Glass 837 0.200 Gold 129 0.030 8 Human 3 470 0.829 tissue Ice 2 090 0.500 Iron 448 0.107 Lead 128 0.030 5 Mercury 138 0.033 Silicon 703 0.168 Silver 234 0.056 Steam 2 010 0.480 Tin 227 0.054 2 Water 4 186 1.00 Latent Heats of Fusion and Vaporization Latent Heat of Fusion Latent Heat of Vaporization Substance Melting Point ("C) J/kg) cal/g Boiling Point (C) J/kg) 2.09 x 10 2.01 x 10 2.13 x 10 8.54 X 10 cal/g Helium -269.65 5.23 x 10 1.25 -268.93 4.99 Nitrogen Oxygen Ethyl alcohol -209.97 2.55 X 10 6.09 -195.81 48.0 -218.79 1.38 x 104 3.30 -182.97 50.9 -114 1.04 x 10 24.9 78 204 Water 0.00 3.33 X 10 79.7 100.00 2.26 x 10 540 3.81 X 10 2.45 X 10 3.26 x 10 8.70 x 10 Sulfur 119 9.10 444.60 77.9 1 750 2 450 Lead 327.3 5.85 208 Aluminum 660 3.97 x 105 94.8 1.14 x 107 2 720 Silver 960.80 8.82 x 104 21.1 2 193 2.33 x 10° 558 1 063.00 1 083 Gold 6.44 X 10 15.4 2 660 1.58 X 10 377 Соpper 1.34 x 10 1 187 5.06 X 10 1 210 32.0
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