বোমার ক্যালোরিমিটারে বেনজিনের দহনের তাপ নির্ধারিত হয় - 870 kcal mol^(-1) 25^...

The bond energy of H_(2) is 104.3 kcal mol^(-1) . If means that :

The bond energy of H_(2) is 104.3 k.cal mol^(-1) . It means that

The heat of combustion of ethanol was determined in a bomb calorimeter and was found to be -670.48kcal mol^(-1) at 25^(@)C . What will be DeltaU for the same reaction at 298K ?

The electronegativity of carbon from the following data is nearly E_(H - H) = 104.2 "kcal" mol^(-1) , E_(C-C) = 83.1 kcal mol^(-1) , E_(C-H) = 98.8 kcal mol^(-1) , X_(H) = 2.1