1.

Calculate the numberof kJ necessary to raise the temperature of 60.0 g of aluminium from 35 to 55^(@)C . Molar heat capacity of aluminium is24J mol^(-1)K^(-1).

Answer»

Solution :`Q = n XX C xx DeltaT = ((60)/( 27) MOL) ( 24 J mol^(-1) K^(-1)) ( 55 - 35K) =1066 .7 J =1.07 kJ `


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