Without Performing Complex Calculations,determine the Order of a Reaction That

question 55

Multiple Choice

Without performing complex calculations,determine the order of a reaction that has the following initial rates for the specified starting concentration: $$\begin{array} { l | l } { [ \mathrm { A } ] \left( \mathrm { mol } \mathrm { L } ^ { - 1 } \right) } & \text { Initial Rate } \left( \mathrm { mol } \mathrm { L } ^{- 1} \mathrm {~s} ^ { - 1 } \right) \\\hline 0.20 & 0.250 \\0.40 & 0.500 \\0.60 & 0.750\end{array}$$

• A)zero order
• B)first order
• C)second order
• D)third order
• E)impossible to determine

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