A piece of metal of mass `112 g` is heated to `100^@ C` and dropped into a copper calorimeter of mass `40 g` containing `200 g` of water at `16^@ C`. Neglecting heat loss, the specific heat of the metal is nearly, if the equilibrium temperature reached is `24^@ C`.
`(S_(cu) = 0.1 cal//g-.^(@) C)`.

A copper sphere of mass 500 g is heated to 100^(@)C and then introduced into a copper calorimeter containing 100 g of water at 20^(@)C . Find the maximum temperature of the mixture, if the mass of calorimeter is 100g and specific heat capacity is 0.1 cal//g^(@)C .

An alloy contains 60% copper and 40% nickel. A piece of this alloy of mass 50 g is heated to 50^(@)C and than dropped into a calorimeter of water equivalent 10 g containing 40 g of water at 20^(@)C . Calculate the final temperature of the mixture. Specific heat of copper ="0.09 cal.g"^(-1).^(@)C^(-1) , and of nickel = "0.11 cal.g"^(-1).^(@)C^(-1)

A copper sphere of mass 500 g is heated 100^@C and then introduced into copper calorimeter containing 100 g of water at 20^@C . Find the maximum temperature of the mixture, if the mass of calorimeter is 100 g and specific heat capacity is 0.1 cal//g^@C

In an experiment to determine the specific heat of aluminium, piece of aluminimum weighing 500 g is heated to 100 .^(@) C . It is then quickly transferred into a copper calorimeter of mass 500 g containing 300g of water at 30 .^(@) C . The final temperature of the mixture is found to be 146.8 .^(@) c . If specific heat of copper is 0.093 cal g^-1 .^(@) C^-1 , then the specific heat aluminium is.

In an experiment to determine the specific heat of aluminium, piece of aluminimum weighing 500 g is heated to 100 .^(@) C . It is then quickly transferred into a copper calorimeter of mass 500 g containing 300g of water at 30 .^(@) C . The final temperature of the mixture is found to be 46.8 .^(@) c . If specific heat of copper is 0.093 cal g^-1 .^(@) C^-1 , then the specific heat aluminium is.

A copper all of mass 100 g is at a temperature T. It is dropped in a copper calorimeter of mass 100 g, filled with 170 g of water at room temperature. Subsequently, the temperature of the system is found to be 75^@C . T is given by: (Given room temperature = 30^@C , specific heat of copper = 0.1 (cal)/g^@C )

A metal piece of mass 20 g is heated to a constant temperature of 100^@ C. Then it is added in a calorimeter of mass 50 g and specific heat capacity 0.42 J g^(-1) K^(-1) , containing 50 g of water at 20^@ C. After stirring the water, the highest temperature recorded is 22^@ C. Calculate the specific heat capacity of metal. Specific heat capacity of water = 4.2 J g^(-1)K^(-1)

50 g of an alloy containing 80% copper and 20% silver is heated up to t_(1)=80^(@)C and then dropped in a calorimeter of water equivalent W = 10 g containing m = 90 g of water at t_(2)=20^(@)C . What will be the final temerature of the mixture ? Specific heat capacity of copper and silver are s_(c)=0.09" cal.g"^(-1).^(@)C^(-1) and s_(s)="0.15 cal.g"^(-1).^(@)C^(-1) respectively.