COMEDK · Chemistry · 19. Chemical Kinetics
For a reaction \(5 X+Y \rightarrow 3 Z\), the rate of formation of \(Z\) is \(2.4 \times 10^{-5} \mathrm{~mol} \mathrm{~L}^{-1} \mathrm{~s}^{-1}\) Calculate the average rate of disappearance of \(\mathrm{X}\).
- A \(4.0 \times 10^{-5} \mathrm{~mol} \mathrm{~L}^{-1} \mathrm{~s}^{-1}\)
- B \(4.8 \times 10^{-7} \mathrm{~mol} \mathrm{~L}^{-1} \mathrm{~s}^{-1}\)
- C \(12.0 \times 10^{-5} \mathrm{~mol} \mathrm{~L}^{-1} \mathrm{~s}^{-1}\)
- D \(13.33 \times 10^{-6} \mathrm{~mol} \mathrm{~L}^{-1} \mathrm{~s}^{-1}\)
Answer & Solution
Correct Answer
(A) \(4.0 \times 10^{-5} \mathrm{~mol} \mathrm{~L}^{-1} \mathrm{~s}^{-1}\)
Step-by-step Solution
Detailed explanation
The rate of reaction for the given chemical equation \(5X + Y \rightarrow 3Z\) is expressed in terms of the rates of disappearance of reactants and the rate of formation of products as follows:…
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