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Latent Heat of Fusion

74.1g of ice ...

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74.1g of ice and 1g vapour are mixed together. Assuming no heat loss, what is the final temperature of the system

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1 g

0^{\circ} C

1 g

100^{\circ} C

are mixed together. Assuming no heat loss, what will be the final temperature of the mixture?

19 g

30

5 g

˚ - 20 C

are mixed together in a calorimeter. What is the final temperature of the mixture? (Given specific heat of ice

= 0.5 c a l g^{- 1} {()}^{- 1}

and latent heat of fusion of ice

= 80 c a l g^{- 1}

)

1 K g

- 20^{\circ} C

2 K g

90^{\circ} C

. Assuming that there is no loss of energy to the environment, what will be the final temperature of the mixture? (Assume latent heat of ice

= 334.4 K J / K g

, specific heat of water and ice are

4.18 k J / (k g . K)

2.09 k J / (k g . K)

, respectively.)

Q. 5 g of water at

30^{o} C

and 5 g of ice at

- 20^{o} C

are mixed together in a calorimeter. What is the final temperature of the mixture. Given specific heat of ice

= 0.5 c a l g^{- 1} (^{o} C)^{- 1}

and latent heat of fusion of ice

= 80 c a l g^{- 1}

.

5 g

30^{\circ} C

5 g

- 20^{\circ} C

are mixed together in a calorimeter. Find the final temperature of the mixture. Assume water equivalent of calorimeter to be negligible, specific heats of ice and water are

0.5

1 c a l / g^{\circ} C

, and latent heat of ice is

80 c a l / g

.

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