For the rate law \(r=k[\mathrm A]^2[\mathrm B]\), if [A] is doubled and [B] is halved, the rate becomes
A. 4 times
B. 8 times
C. 2 times
D. 1 time (unchanged)
1 answer
Best answer
Answer: C. 2 times
\(r'=k(2[\mathrm A])^2\frac{[\mathrm B]}{2}=2r\).
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· 23 Oct 2026
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