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CHEM 103 Colorado State University Chemistry Question

CHEM 103 Colorado State University Chemistry Question

Question Description

1. Enter your answer in the provided box.

The rate at which tree crickets chirp is 1.90 × 102 per minute at 29°C but only 40.6 per minute at 7.5°C. From these data, calculate the activation energy for the chirping process.

2.Enter your answer in the provided box.

The activation energy for the denaturation of a protein is 359 kJ/mol. At what temperature will the rate of denaturation be 13% greater than its rate at 25.0°C?

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Given the same reactant concentrations, the reaction

CO(g) + Cl2(g) ? COCl2(g)

at 235°C is 33.8 times as fast as the same reaction at 165°C. Calculate the activation energy for this reaction. Assume that the frequency factor is constant.

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