A coffee cup calorimeter initially contains 125 g of water at a temperature of `24.2^(@)C`. After adding 10.5 gm `KBr` temperature becomes `21.1^(@)C`. The heat of solution is

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

A coffee cup calorimeter initially contains 125 g of water , at a temperature of 24.2^(@)C .8g of ammonium nitrate (NH_(4)NO_(3) , also at 24.2^(@) , is added to the water, and the final temperature is 18.2^(@)C . What is the heat of solution fo ammonium nitreate in KJ/mol? The specfic heat capacity of the solution is 4.2 J//^(@)C g.

a Coffee cup calorimeter initially contains 125 g of water , at a temperature of 24.2^(@) C ,8 of ammonium nitrate (NH_(4)NO_(3)) also at 24.2^(@)C is added to the Water and the final temperature is 18.2^(@)c What is the heat of solution of ammonium nitrate in KJ /mol? (The specific heat capacity of the solution is 4.2J//^(@)c .)

a Coffee cup calorimeter initially contains 125 g of water , at a temperature of 24.2^(@) C ,8 of ammonium nitrate (NH_(4)NO_(3)) also at 24.2^(@)C is added to the Water and the final temperature is 18.2^(@)c What is the heat of solution of ammonium nitrate in KJ /mol? (The specific heat capacity of the solution is 4.2J//^(@)c .)

A calorimeter contains 10 g of water at 20^(@)C . The temperature falls to 15^(@)C in 10 min. When calorimeter contains 20 g of water at 20^(@)C , it takes 15 min for the temperature to becomes 15^(@)C . The water equivalent of the calorimeter is

A calorimeter contains 10 g of water at 20^(@)C . The temperature falls to 15^(@)C in 10 min. When calorimeter contains 20 g of water at 20^(@)C , it takes 15 min for the temperature to becomes 15^(@)C . The water equivalent of the calorimeter is

A colorimeter contains 400 g of water at a temperature of 5^(@)C . Then, 200 g of water at a temperature of +10^(@)C and 400 g of ice at a temperature of -60^(@)C are added. What is the final temperature of the contents of calorimeter? Specific heat capacity of water -1000 cal //kg//K Specific latent heat of fusion of ice =80xx1000 cal //kg Relative specific heat of ice =0.5

A colorimeter contains 400 g of water at a temperature of 5^(@)C . Then, 200 g of water at a temperature of +10^(@)C and 400 g of ice at a temperature of -60^(@)C are added. What is the final temperature of the contents of calorimeter? Specific heat capacity of water -1000 cal //kg//K Specific latent heat of fusion of ice =80xx1000 cal //kg Relative specific heat of ice =0.5