Home
Class 12
CHEMISTRY
The heats of combustion of carbon and ca...

The heats of combustion of carbon and carbon monoxide are -393.5 and -283.5 kJ `"mol"^(-1)`, respectively. The heat of formation (in kJ) of carbon monoxide per mole is :

A

`-676.5 kJ`

B

`-110.5 kJ`

C

`110.5 kJ`

D

`676.5 kJ`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

The enthalpies of combustion of carbon and carbon monoxide are -393.5 and -283 kJ mol^(-1) respectively. The enthaly of formation of carbon monoxide per mole is :

The heat of combustion of carbon and monoxide are -394 and -285 KJ mol^(-1) respectively. The heat of formation of CO in KJ mol^(-1) is :-

The enthalpies of combustion of carbon and carbon monoxide in excess of oxygen at 298K and constant pressure are -393.5 and -283.0 kJ mol^(-1) , respectively. Calculate the heat of formation of carbon monoxide at constant volume.

The heats of combustion of carbon,hydrogen and acetylene are -394kJ, -286kJ and -1301kJ respectively. Calculate heat of formation of C_(2)H_(2)

The heats of combustion of C_(x)H_(y) , carbon and hydrogen are a, b and c cal respectively. The heat of formation of C_(x)H_(y) , will be:

The heats of combustion of yellow P and red P are -9.91kJ and -8.78 kJ respectively. The heat of transition of yellow to red phosphorus is

The enthalpies of combustion of diamond and graphite are - 395.4 kJ and - 393.5 kJ respectively calculate the enthalpy of transformation from diamond to graphite.

Calculate the resonance energy of isoprene (C_(5)H_(8)) from the data given. Standard Heats of combustion of isoprene, carbon and hydrogen are -3186, -393.5 , and -285.83 kJ mol^(-1) , respectively. Bond energies of C=C, C-C, C-H and H-H bonds are 615, 348, 413 and 435.8 kJ mol^(-1) respectively. Standard heat of sublimation of graphite is 718.3 kJ mol^(-1) .

The heat of formations of CO_((g)) and CO_(2(g)) are -26.4 kcal and -94.0 kcal respectively. The heat of combustion of carbon monoxide will be _________ .

The enthalpy of combustion of C, H , and sucrose are -393.5 , -286.2, and -5644.2 kJ/mol calculate the enthalpy of formation of sucrose .