In the following first order reactions (1) \( \stackrel{\mathrm{K}_...

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In the following first order reactions (1) \( \stackrel{\mathrm{K}_{1}}{\longrightarrow} \)
\( \mathrm{P} \)
Product, (2) \( \stackrel{\mathrm{K}_{2}}{\longrightarrow} \) Product, the ratio \( \mathrm{k}_{1} / \mathrm{k}_{2} \) if \( 90 \% \) of
W
(1) has been reacted in time ' \( t \) ' while \( 99 \% \) of \( (2) \) has been reacted in time \( 2 \mathrm{t} \) is :
(1) 1
(2) 2
(3) \( 1 / 2 \)
(4) None of these
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