A Reaction Is Found to Have an Activation Energy of 38.0

question 7

Multiple Choice

A reaction is found to have an activation energy of 38.0 kJ/mol.If the rate constant for this reaction is 1.60 × 10² M^-1s^-1 at 249 K,what is the rate constant at 436 K?

• A)2.38 × 10⁵ M^-1s^-1
• B)1.26 × 10³ M^-1s^-1
• C)7.94 × 10⁴ M^-1s^-1
• D)4.20 × 10⁵ M^-1s^-1
• E)3.80 × 10⁴ M^-1s^-1

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Definitions:

Geometric Average Return

The compound average rate of return over a period, calculated by multiplying n-roots of the product of returns and subtracting one, useful for comparing investments.

Treynor Measure

A formula used to measure the returns earned in excess of that which could have been earned on a risk-free investment per unit of market risk.

Standard Deviations

A statistical measure that quantifies the amount of variation or dispersion of a set of data values, often used in finance to measure the volatility of an asset's returns.

Beta

A measure of a stock's volatility in relation to the overall market; a beta greater than 1 means the stock is more volatile than the market, while less than 1 means less volatile.