The rate law equation for A → Product, is rate = k[A]x. What is the effect of increase in concentration of ‘A’ on rate of reaction, if x < 0?

Q.2 (iv) The rate law equation for A → Product, is rate = k[A]^x. What is the effect of increase in concentration of ‘A’ on rate of reaction, if x < 0?

Doubtly Asked 28 Oct 2026 Board exam · March 2025 hsc 12th Save WhatsApp Report

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Answer: The rate of reaction decreases.

If \(x\) is negative, rate \(= k/[\mathrm{A}]^{|x|}\), so the rate is inversely related to [A]: increasing [A] lowers the rate.

Doubtly AI · 28 Oct 2026 AI-verified · Oct 2026 Report

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The rate law equation for A → Product, is rate = k[A]x. What is the effect of increase in concentration of ‘A’ on rate of reaction, if x < 0?

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