1.) is ice always at the temperature of 0 degrees celsius?
2.) does this mean that ice itself might have its own specific heat, different from that of water?
3.) as water turns into ice does it expand?
heat of fusion?
2017-01-11 3:36 pm
回答 (2)
2017-01-11 3:42 pm
1) Is ice always at the temperature of 0 degree Celsius?
No, it isn’t.
At 1 atmospheric pressure, there is a phase equilibrium between ice and water. The temperature of ice could be 0 degree Celsius or below.
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2.) Does this mean that ice itself might have its own specific heat, different from that of water?
Yes, it does.
Actually, the specific heat of ice is only above a half of that of water.
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3.) As water turns into ice does it expand?
Yes, it does.
This is known is abnormal expansion.
No, it isn’t.
At 1 atmospheric pressure, there is a phase equilibrium between ice and water. The temperature of ice could be 0 degree Celsius or below.
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2.) Does this mean that ice itself might have its own specific heat, different from that of water?
Yes, it does.
Actually, the specific heat of ice is only above a half of that of water.
****
3.) As water turns into ice does it expand?
Yes, it does.
This is known is abnormal expansion.
2017-01-11 3:42 pm
1. Ice can be colder than 0 C. 3. yes
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