For a first order reaction, a plot of log (a-x) against time is a straight line with a negative s...

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For a first order reaction, a plot of log (a-x) against time is a straight line with a negative slope equal to
(a) -k/2.303
(b) -2.303 k
(c) 2.303/k
(d) -E_a/2.303 R

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