In a reaction,$2 A \rightarrow \text{Products}$,the concentration of $A$ decreases from $0.5 \ mol \ L^{-1}$ to $0.4 \ mol \ L^{-1}$ in $10 \ minutes$. Calculate the rate during this interval?
- A$0.005 \ mol \ L^{-1} \ min^{-1}$
- B$0.01 \ mol \ L^{-1} \ min^{-1}$
- C$0.05 \ mol \ L^{-1} \ min^{-1}$
- D$0.001 \ mol \ L^{-1} \ min^{-1}$
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