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The rate equation for the reaction A + B ---> P is rate = K [A]¹ [B]². By how many timesdoes the rate of reaction increase when concentrations of A & B are doubled?​

Aditi , 4 Years ago
Grade 12
anser 1 Answers
Pawan Prajapati

Last Activity: 4 Years ago

Answer :

i) For a reaction, A+B→P

R₁ = K[A][B]² _____(I)

if the concentration of B is double ,

R₂ = K [A] [2B]²______(I)

On dividing (1) and (2), we get

R₁ /R₂ = K [A][B]²/K [A] [2B]²
R₂/R₂ = [B]²/4[B]²
R₁/R₂ = 1/4
R₂ = 4R₁

Thank you !

Pawan Prajapati
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