20 grams of ice initially at -15◦C is placed on top of 100 grams of 350◦C solid gold in a thermally insulating container.  a) Does all of the ice melt by they time thermal equilibrium is established? If not, how many grams of the ice melt?

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20 grams of ice initially at -15C is placed on top of 100 grams of 350C solid gold in a thermally insulating container. 

a) Does all of the ice melt by they time thermal equilibrium is established? If not, how many grams of the ice melt?

a (°℃−¹)
Material
Gold
Copper
Aluminum
1.65×10-5
2.3x10-5
Stainless Steel 1.75×10-5
Water
Ethyl Alcohol
Ice
1 atm = 1.01×105 Pa
NA = 6.022×102³ particles/mol
R = 8.3145 J/(mol K)
kB = 1.38×10-23 J/K
o = 5.67 × 10-8W/(m²K4)
c (J/(kg K)) C (J/(mol K)) | Lf (J/kg) Lv (J/kg) density (kg/m³)
129
25
19,300
8,960
2,700
7,500
4190
75
1,000
3.33×105 22.6×105
1.09×105 8.79×105
2400
110
790
2090
37.6
917
Transcribed Image Text:a (°℃−¹) Material Gold Copper Aluminum 1.65×10-5 2.3x10-5 Stainless Steel 1.75×10-5 Water Ethyl Alcohol Ice 1 atm = 1.01×105 Pa NA = 6.022×102³ particles/mol R = 8.3145 J/(mol K) kB = 1.38×10-23 J/K o = 5.67 × 10-8W/(m²K4) c (J/(kg K)) C (J/(mol K)) | Lf (J/kg) Lv (J/kg) density (kg/m³) 129 25 19,300 8,960 2,700 7,500 4190 75 1,000 3.33×105 22.6×105 1.09×105 8.79×105 2400 110 790 2090 37.6 917
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