Question

In: Chemistry

Part A The reactant concentration in a zero-order reaction was 5.00×10−2M after 190 s and 2.50×10−2M...

Part A

The reactant concentration in a zero-order reaction was 5.00×10−2M after 190 s and 2.50×10−2M after 370 s . What is the rate constant for this reaction?

Express your answer with the appropriate units. Indicate the multiplication of units, as necessary, explicitly either with a multiplication dot or a dash.

Answer:

k0th =

1.39×10−4 Ms

Part B

What was the initial reactant concentration for the reaction described in Part A?

Express your answer with the appropriate units. Indicate the multiplication of units, as necessary, explicitly either with a multiplication dot or a dash.


Part C

The reactant concentration in a first-order reaction was 5.00×10−2M after 10.0 s and 1.70×10−3M after 100 s . What is the rate constant for this reaction?

Express your answer with the appropriate units. Indicate the multiplication of units, as necessary, explicitly either with a multiplication dot or a dash.

Part D

The reactant concentration in a second-order reaction was 0.120 M after 255 s and 5.20×10−2M after 740 s . What is the rate constant for this reaction?

Express your answer with the appropriate units. Indicate the multiplication of units, as necessary, explicitly either with a multiplication dot or a dash.

Solutions

Expert Solution

queen_honey_blossom answered 3 years ago
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