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← JEE Main 2015 · 11 Apr · Shift 1
ChemistrySingle correct+4 / -1Question 39 of 90

JEE Main 2015 · 11 Apr · Shift 1, Chemistry question 39

A+2 B→C\ce{A + 2B -> C}, the rate equation for this reaction is given as

Rate = k[A][B].

If the concentration of A is kept the same but that of B is doubled what will happen to the rate itself ?

Choose one option
Answer and worked solution

Official answer: C

The rate is first order in B, so doubling [B] doubles the rate.