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At 380°C, the half-life period for the f...

At 380°C, the half-life period for the first order decomposition of `H_2 O_2` is 360 min. The energy of activation of the reaction is 200 `"kJ mol"^(-1)`. Calculate the time required for 75% decomposition at `450^(@)` C.

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20.33 min
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