1 . ZA→B+4C

• A. $\frac{d\left|A\right|}{dt}=4\frac{d\left|C\right|}{dt}$
• B. $-\frac{d\left|A\right|}{dt}=4\frac{d\left|C\right|}{dt}$
• C. $-\frac{1}{2}\frac{d\left|A\right|}{dt}=\frac{1}{4}\frac{d\left|C\right|}{dt}$
• D. $-\frac{1}{2}\frac{d\left|A\right|}{dt}=4\frac{d\left|C\right|}{dt}$

Answer: Option C

Explanation:

2 . A→B

• A. $0.1mol{L}^{-1}{s}^{-1}$
• B. $0.01mol{L}^{-1}{s}^{-1}$
• C. $0.005mol{L}^{-1}{s}^{-1}$
• D. $0.001mol{L}^{-1}{s}^{-1}$

Answer: Option D

Explanation: