In a reaction, a + b + c→ d, it is found that the reaction is first order in terms of a and second order in terms of b and half order in terms of
c. what happens to the rate if the concentrations of a and c are doubled and b remains the same?

Respuesta :

rate=[a]*([b]^2)*([c]^(1/2)]
rate=[2a]*([b]^2)*([2c]^(1/2)]= 2*(2^(1/2)[a]*([b]^2)*([c]
it increases  times 2*(2^(1/2)=2√2

If the concentrations of a and c are doubled and b remains the same of the given reaction, then rate increases by 2√2 times.

How do we define rate of reaction?

Rate of any reaction is directly proportional to the concentration of the reactant with raise to their respective coefficients.

According to the question, initial rate of the reaction is:

Rate(1) = k[tex][a][b]^{2}[c]^{1/2}[/tex]

If concentration of a & c becomes 2a and 2c respectively, then

Rate(2) = k[tex][2a][b]^{2}[2c]^{1/2}[/tex]

Rate(2) = 2√2[tex][a][b]^{2}[c]^{1/2}[/tex]

Rate(2) = 2√2Rate(1)

Hence, rate of the reaction increases by 2√2 times.

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https://brainly.com/question/8139015