A body of mass 100 g is heated to `122^@C` and is quickly immersed in 300 g of water at a temperature of `28^@C` kept in a copper calorimeter of mass 50 g. The common temperature is `30^@C`. If the specific heat of copper be 0.09, find the specific heat of the material of the body.

A body of mass 100 g is heated up to 122^(@)C and dropped quickly in water of mass 300 g kept at 28^(@)C in a copper calorimeter of mass 50 g. The final temperature of the mixture becomes 30^(@)C. If the specific heat of copper is "0.09 cal.g"^(-1).^(@)C^(-1) , find the specific heat of the material of the body.

Thermal capacity of a body of mass 10 g is "8 cal ".^(@)C^(-1) . The specific heat of the material of the body is

A solid of mass 70 g is heated and dropped in a calorimeter of water equivalent 10 g conaining 116 g of water. If the fall in temperature of the solid is 15 times the rise in temperature of water, find the specific heat capacity of the solid .

Mass of a calorimeter made of copper is 80 g. If the specific heat of copper is "0.09 cal. g"^(-1).^(@)C^(-1) , determine the thermal capacity and water equivalent of the calorimeter?

A calorimeter of water equivalent 10 g contains 100 g of water at 90^(@)C . On exposure to air, its temperature falls to 80^(@)C in 5 min. If the same calorimeter is filled with 50 g of an oil, the time for the same drop in temperature is 2 min. Calculate the specific heat of the oil if the rate of heat loss in both the cases is assumed to be the same.

A coffee cup calorimeter initially contains 125g of water at a temperature of 24.2^@C . After adding 10.59 of KBr, the temperature becomes 21.1^@C . The heat of solution is

If the heat required to raise the temperature of a body of mass m through t^0C is H. then the specific heat of the substance of the body is

50 g of an alloy containing 60% copper and 40% nickel is dropped in 55 g of water at 10^(@)C , kept in a calorimeter of water equivalent 5 g. The final temperature becomes 20^(@)C . What was the initial temperature of the alloy? Specific heats of copper and nickel are "0.095 cal.g"^(-1).^(@)C^(-1) and "0.11 cal.g"^(-1).^(@)C^(-1) respectively.

A piece of platinum of mass 200 g, is heated for a sufficiently long time in a furnace and dropped quickly in 650 g of water at 10^(@)C , kept in a container of water equivalent 50g. Final temperature of the mixture becomes 25^(@)C . If the specific heat capacity of platinum is "0.03 cal.g"^(-1).^(@)C^(-1) , find the temperature of the furnace.

For a body of mass m and specific heat capacity s, how much heat is required to increase its temperature by t?