Multiple Choice
Cyclopropane is converted to propene in a first-order process. The rate constant is 5.4 × 10-2 h-1. If the initial concentration of cyclopropane is 0.150 M, what will its concentration be after 22.0 hours?
A) 0.046 M
B) 0.11 M
C) 0.13 M
D) 0.49 M
E) 0.054 M
Correct Answer:

Verified
Correct Answer:
Verified
Q1: Which is the correct unit for a
Q3: What is the half-life for a first-order
Q4: What are possible units for the rate
Q5: The reaction A + 2B → Products
Q6: A _-_ is a reaction whose rate
Q7: In the collision theory of reaction rates,
Q8: Nitric oxide gas (NO) reacts with chlorine
Q9: For a zeroth-order reaction, if the concentration
Q10: Carbon-14 is a radioactive isotope which decays
Q11: The first-order reaction SO<sub>2</sub>Cl<sub>2</sub>→ SO<sub>2</sub> + Cl<sub>2</sub>