Problem: The following chemical reaction was performed and the concentration of HCl was measured over time. Cl2 (g) + CHCl3 (g) → HCl (g) + CCl4 (g) The [HCI] after 15 s was 0.184 mol/L. After 138 s, the [HCI] was 0.451 mollL. Calculate the rate of reaction.

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The following chemical reaction was performed and the concentration of HCl was measured over time. 

Cl2 (g) + CHCl3 (g) → HCl (g) + CCl4 (g) 

The [HCI] after 15 s was 0.184 mol/L. After 138 s, the [HCI] was 0.451 mollL. Calculate the rate of reaction.

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