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Which has more heat : 1 g of ice at 0^@C...

Which has more heat : 1 g of ice at `0^@`C or 1 g of water at `0^@`C ? Give reason.

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1 g of water at `0^@`C
Reason: 1 g of water at `0^@`C liberates 80 cal heat to form 1 g of ice at `0^@`C.
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(a) Which requires more heat : 1 g ice at 0^@ C or 1 g water at 0^@ C to raise its temperature to 10^@ C ? (b) Explain your answer in part (a)

When 1 g of ice at 0^(@)C melts to form 1 g of water at 0^(@)C then, is the latent heat absorbed by the ice or given out by it?

In a calorimeter (water equivalent =40g ) are 200g of water and 50 g of ice all at 0^@C . 30 g of water at 90^@ C is poured into it. What will be the final condition of the system?

What will be the final temperature when 150 g of ice at 0^@C is mixed with 300 g of water at 50^@C . Specific heat of water =1 cal//g//^@C . Latent heat of fusion of ice =80 cal//g .

What is the resulting temperature when 150 g of ice at 0^(@)C mixed with 300 g of water at 50^(@)C ?

How much heat is required to convert 8.0 g of ice at -15^@C to steam at 100^@C ? (Given, c_(ice) = 0.53 cal//g.^@C, L_f = 80 cal//g and L_v = 539 cal//g, and c_(water) = 1 cal//g.^@C) .

What is the amount of heat required (in calories) to convert 10 g of ice at -10^(@)C into steam at 100^(@)C ? Given that latent heat of vaporization of water is "540 cal g"^(-1) , latent heat of fusion of ice is "80 cal g"^(-1) , the specific heat capacity of water and ice are "1 cal g"^(-1).^(@)C^(-1) and "0.5 cal g"^(-1).^(@)C^(-1) respectively.

The amount of heat required to raise the temperature of 75 kg of ice at 0^oC to water at 10^oC is (latent heat of fusion of ice is 80 cal/g, specific heat of water is 1 cal/ g^oC )

How much heat is required to convert 8.0 g of ice at -15^@ to steam at 100^@ ? (Given, c_(ice) = 0.53 cal//g-^@C, L_f = 80 cal//g and L_v = 539 cal//g, and c_(water) = 1 cal//g-^@C) .

ICSE-CALORIMETRY-EXERCISE-11(B)
  1. It is difficult to cook vegetables on hills and mountains. Explain the...

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  2. Complete the following sentences : When ice melts, its volume........

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  3. Complete the following sentences : Decrease in pressure over ice ....

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  4. Complete the following sentences : Increase in pressure .............

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  5. Complete the following sentences : A pressure cooker is based on t...

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  6. Complete the following sentences : The boiling point of water is d...

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  7. Complete the following sentences : Water can be made to boil at 11...

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  8. What do you understand by the term latent heat ?

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  9. The specific latent heat of fusion of ice is 336 xx 10^3 J/kg. What do...

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  10. Write the approximate value of specific latent heat of ice.

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  11. The specific latent heat of fusion of ice is 336 J g^(-1). Explain the...

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  12. 1 g ice at 0^@C melts to form 1 g water at 0^@C. State whether the lat...

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  13. Which has more heat : 1 g of ice at 0^@C or 1 g of water at 0^@C ? Giv...

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  14. (a) Which requires more heat : 1 g ice at 0^@C or 1 g water at 0^@C to...

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  15. Explain, why-one feels ice cream at 0^(@)C colder than water at 0^(@)C...

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  16. Why does a bottle of soft drink cool faster when surrounded by ice cub...

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  17. It is generally cold after a hail-storm than during and before the hai...

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  18. It is observed that the temperature of the surroundings starts falling...

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  19. Water in lakes and ponds do not freeze at once in cold countries. Give...

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  20. Explain the following: (a) The surrounding become pleasantly warm ...

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