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A brass ball of mass 100g is heated to 1...

A brass ball of mass 100g is heated to `100^(@)"C"` and then dropped into 200g of turpentine in a calorimeter at `15^(@)"C"`. The final temperature is found to be `23^(@)"C"`. Take specific heat of brass as `0.092 "cal"//"g"^(@)"C"` and water equivalent of calorimeter as 4g.
Heat gained by turpentine and calorimeter is approximately

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