1
Question
In a reaction, the concentration of a reactant (A) changes from 0.200 mol L−1 to 0.150 mol L−1 in 10 minutes. What is the average rate of reaction during this interval ?
In a reaction, the concentration of a reactant (A) changes from 0.200 mol L−1 to 0.150 mol L−1 in 10 minutes. What is the average rate of reaction during this interval ?
Open in App
Solution
The correct option is A 0.005 mol L−1 min−1
ΔA=[A]final−[A]initial
ΔA=[0.150−0.200]=−0.050 mol L−1
Δt=10 min
Average rate of reaction=−ΔAΔt=−[−0.050]10
Average rate of reaction=0.05010=0.005 mol L−1 min−1
Thus option (a) is correct.
ΔA=[A]final−[A]initial
ΔA=[0.150−0.200]=−0.050 mol L−1
Δt=10 min
Average rate of reaction=−ΔAΔt=−[−0.050]10
Average rate of reaction=0.05010=0.005 mol L−1 min−1
Thus option (a) is correct.
Suggest Corrections
4
Similar questions