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Physics Homework Help?

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When a 310-g piece of iron at 180 ∘C is placed in a 95-g aluminum calorimeter cup containing 250 g of liquid at 10∘C, the final temperature is observed to be 39 ∘C. The value of specific heat for iron is 450 J/kg⋅C∘, and for aluminum is 900 J/kg⋅C∘.

Determine the specific heat of the liquid.

asked Nov 29, 2015 in PHYSICS by anonymous

1 Answer

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The mass of iron is image

The final temperature of iron is image

The specific heat of iron is image.

The mass of aluminium calorimeter is image

The final temperature of aluminium calorimeter is image

The specific heat of aluminium calorimeter is image.

The mass of liquid is image

The final temperature of liquid is image

Find specific heat of liquid image.

The heat lost by the iron is equal to the heat gained by the aluminium calorimeter and liquid.

image

image

Specific heat of liquid image

answered Nov 30, 2015 by Lucy Mentor
edited Nov 30, 2015 by Lucy

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