In the reaction `2A rarr` Products, the concentration of A Calculate from 1.0 mol `L^(-1)` to 0.8 mol `L^(-1)` in 20 min. Calculate the rate during th

Question

In the reaction `2A rarr` Products, the concentration of A Calculate from 1.0 mol `L^(-1)` to 0.8 mol `L^(-1)` in 20 min. Calculate the rate during th

In the reaction `2A rarr` Products, the concentration of A Calculate from 1.0 mol `L^(-1)` to 0.8 mol `L^(-1)` in 20 min. Calculate the rate during this interval.
A. 0.5 mol `L^(-1)" min"^(-1)`
B. 0.005 mol `L^(-1)" min"^(-1)`
C. 0.05 mol `L^(-1)" min"^(-1)`
D. 0.0005 mol `L^(-1)" min"^(-1)`

Monjur Alahi

5 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - B
Rate of reaction = Rate of disappearance of A
`=-(1)/(2)(Delta(A))/(Deltat)=-(1)/(2)((0.8-1.0)"mol"L^(-1))/(20 min)`
`=0.005 molL^(-1)" min"^(-1)`

5 views Answered 2023-02-05 15:29