Calcualte the time required for the initial concentration of `2.0 mol//dm^(3)` to get reduced to `1.2 mol//dm^(3)`. Given specific rate constant(k) =

Question

Calcualte the time required for the initial concentration of `2.0 mol//dm^(3)` to get reduced to `1.2 mol//dm^(3)`. Given specific rate constant(k) =

Calcualte the time required for the initial concentration of `2.0 mol//dm^(3)` to get reduced to `1.2 mol//dm^(3)`. Given specific rate constant(k) = `0.009 min^(-1)`

Monjur Alahi

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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

For a first order reaction, `t=(2.303)/(k) log(2.0 mol dm^(-3))/(1.2 mol dm^(-3))`
`(2.303)/(0.09 min^(-1)) log 1.66=(2.303)/(0.009min^(-1)) xx 0.2218=56.8 min`

4 views Answered 2023-02-05 15:29