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Question: Answered & Verified by Expert
If the instantaneous rate of appearance of NO2g is 0.0400 M/s at some moment in time, what is the rate of disappearance of N2O5g in M/s?
N2O5g2NO2g+12O2g
ChemistryChemical KineticsNEET
Options:
  • A 0.02
  • B 0.01
  • C 0.04
  • D 0.08
Solution:
1224 Upvotes Verified Answer
The correct answer is: 0.02
N2O5 2NO2+12O2
 
rate= d( N 2 O 5 ) dt = 1 2 d( N O 2 ) dt  =2 d( O 2 ) dt

Rate of disappear of NO2 = d( N O 2 ) dt =0.04

d( N 2 O 5 ) dt = 1 2 d( N O 2 ) dt

= 0.04 2 =0.02

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