Question

The heat evolved in the combustion of 6.022 x 10²¹ carbon particles is 3.94 kJ. The heat of combustion of carbon is ______.

Options

• 394 kJ mol^-1

• 3940 J mo1^-1

• 39.4 kJ mo1^-1

• 0.394 kJ mo1^-1

Answer 1

The heat evolved in the combustion of 6.022 x 10²¹ carbon particles is 3.94 kJ. The heat of combustion of carbon is 394 kJ mol^-1.