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A first order reaction has a rate consta...

A first order reaction has a rate constant `1.15xx10^(-3)s^(-1)`. How long will `5g` of this reactant take to reduce to `3g`` ?

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To solve the problem of how long it will take for 5g of a reactant to reduce to 3g in a first-order reaction with a rate constant of \( k = 1.15 \times 10^{-3} \, s^{-1} \), we can use the first-order reaction formula: \[ t = \frac{2.303}{k} \log \left( \frac{A_0}{A_t} \right) \] Where: - \( t \) is the time taken for the reaction, ...
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