Q.

The heat of formation of NH3(g) is -46kJmol-1. The ΔH  (in kJ) of the reaction is 2NH3(g)N2(g)+3H2(g)  .

see full answer

Start JEE / NEET / Foundation preparation at rupees 99/day !!

21% of IItians & 23% of AIIMS delhi doctors are from Sri Chaitanya institute !!
An Intiative by Sri Chaitanya

answer is 92.

(Unlock A.I Detailed Solution for FREE)

Ready to Test Your Skills?

Check your Performance Today with our Free Mock Test used by Toppers!

Take Free Test

Detailed Solution

12N2+32H2NH3  (g)     (g)         (g)   ΔHr=46kJ/mol 2NH3(g)N2(g)+3H2(g)  ΔHr=2ΔHr =2(46)=92kJ

Watch 3-min video & get full concept clarity

hear from our champions

score_test_img

Get Expert Academic Guidance – Connect with a Counselor Today!

whats app icon
The heat of formation of NH3(g) is -46kJmol-1. The ΔH  (in kJ) of the reaction is 2NH3(g)→N2(g)+3H2(g)  .