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Biblioteka

Heat energy across states of matter

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Posljednje ažuriranje over 4 years ago
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CS= 2.1 J/gºC

Cl= 4.184 J/gºC

Cg= 2.0 J/gºC

Pitanje 1
1.

The amount of energy it takes to MELT a substance is represented by

Pitanje 2
2.

The amount of energy it take to raise the TEMPERATURE of a substance is represented by

Pitanje 3
3.

The amount of energy it takes to BOIL a substance is represented by

Pitanje 4
4.

The amount of energy it takes to CONDENSE a substance is represented by

Pitanje 5
5.

The amount of energy it takes to FREEZE a substance is represented by

Pitanje 6
6.

How much energy needs to be absorbed/added to raise the temperature of 40g of ICE at 0oC to 45oC?

Answer: UNITS:

Pitanje 7
7.

How much energy needs to be absorbed/added to raise the temperature of 24g of WATER at 30oC to STEAM at 105oC?

Answer: UNITS:

Pitanje 8
8.

How much energy needs to be absorbed/added to completely vaporize 56g of WATER at 100oC?

Answer: UNITS:

Pitanje 9
9.

How much energy needs to be RELEASED to lower the temperature of 8g of WATER at 38oC to ICE at -50oC?

Answer: UNITS:

Pitanje 10
10.

How much energy needs to be absorbed/added to raise the temperature of 36g of ICE at -12oC to 145oC?

Answer: UNITS: