Multiple Choice
Nitrogen dioxide decomposes to nitric oxide and oxygen via the reaction: 2NO2 (g) → 2NO (g) + O2 (g)
In a particular experiment at 300 °C, [NO2] drops from 0.0100 to 0.00800 M in 100 s. The rate of appearance of O2 for this period is ________ M/s.
A) 1.0 × 10-5
B) 2.0 × 10-5
C) 4.0 × 10-5
D) 2.0 × 10-3
E) 4.0 × 10-3
Correct Answer:
Verified
Correct Answer:
Verified
Q19: The reaction 2NO<sub>2</sub> → 2NO + O<sub>2</sub><br>Follows
Q24: For the elementary reaction NO<sub>3</sub> + CO
Q30: A catalyst can increase the rate of
Q31: The initial concentration of reactant in a
Q32: Reaction rates are affected by reactant concentrations
Q33: At elevated temperatures, nitrogen dioxide decomposes to
Q34: Of the following, only _ is a
Q44: The concentration of S<sub>2</sub>O<sub>8</sub><sup>2-</sup> remaining at 800
Q52: The average rate of disappearance of A
Q71: What is the magnitude of the rate