Home
Class 12
CHEMISTRY
If C(g) + O(2)(g) to CO(2)(g) , Delta H ...

If `C(g) + O_(2)(g) to CO_(2)(g) , Delta H = r and CO(g) + 1/2 O_(2) to CO_(2)(g), DeltaH s` then the heat of formation of CO is

A

X - Y

B

Y - 2X

C

X + Y

D

2X - Y

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

If C(s)+O_(2)(g)to CO_(2)(g),DeltaH=rand CO(g)+1/2O_(2)to CO_(2)(g),DeltaH=s then, the heat of formation of CO is

C(s)+(1)/(2)O_(2)(g)to CO(g), Delta H =- 42 kJ/mole CO(g)+(1)/(2)O_(2)(g)to CO_(2)(g) , Delta H =-24 kJ/mole The heat of formation of CO_(2) is

C(s)+O_(2)(g)toCO_(2)(g),DeltaH=-94 kcal 2CO(g)+O_(2)to2CO_(2),DeltaH=-135.2 kcal The heat of formation of CO(g) is

Consider the following reactions: C(s)+O_(2)(g)toCO_(2)(g)+x " kJ" CO(g)+(1)/(2)O_(2)(g)toCO_(2)(g)+y" kJ" The heat formation of CO(g) is :

Given C_((s)) + O_(2(g)) rarr CO_(2(g)), Delta H = -395 kJ , S_((g)) + O_(2(g)) rarr SO_(2(g)) , Delta H = -295 kJ , CS_(2(l)) + 3O_(2(g)) rarr CO_(2(g)) + 2SO_(2(g)) , Delta H = -1110 kJ The heat of formation of CS_(2(l)) is

The following reaction are given : CH_(4(g))+2O_(2(g))toCO_(2(g))+2H_(2)O(g),DeltaH=-x C_((s))+O_(2(g))toCO_(2(g)),2H_(2(g)),DeltaH=-y H_(2(g))+(1)/(2)O_(2(g))toH_(2)O_((g)),2H_(2(g)),DeltaH=-z calculate the heat of formation of CH_(4) ?

Form the thermochemical reactions. C(graphite) +1//2 O_(2)(g) to CO(g), triangleH=-110.5kJ CO(g)+1//2O_(2)(g) to CO_(2)(g), triangleH=-283.2kJ The enthalpy ofreaction of C(graphite) +O_(2)(g) to CO_(2)" is "

Consider the following reactions. I. C("graphite") + O_(2)(g) rarr CO_(2)(g) , DeltaH^@ = -x_(1)cal II> CO(g) + 1/2 O_(2)(g) rarr CO_(2)(g) , Delta H^(@) = -x_(2) cal Based on the above data, DeltaH_(f)^(@)(CO_(2)) is:

Calculate in kJ for the following reaction : C(g) + O_(2)(g) rarr CO_(2)(g) Given that, H_(2)O(g) + C(g) + H_(2)(g) , Delta H = +131 kJ CO(g) + 1/2 O_(2)(g) rarr CO_(2)(g), " " Delta H = -242 kJ H_(2)(g) + 1/2 O_(2)(g) rarr H_(2)O(g), " "DeltaH = -242 kJ

Given that: i. C(s) + O_(2)(g) rarr CO_(2)(g) , DeltaH =- 94.05 kcal ii. H_(2)(g) +(1)/(2) O_(2)(g) rarr H_(2)O(l), DeltaH =- 68.32 kcal iii. C_(2)H_(2)(g) +(5)/(2) O_(2)(g) rarr 2CO_(2)(g) +H_(2)O(l),DeltaH =- 310.62 kcal The heat of formation fo acetylene is