HI Dissociates to Form I₂ and H₂:
2HI(g) $\rightarrow$ H₂(g) + I₂(g)
If the Concentration of HI Changes at

question 99

Multiple Choice

HI dissociates to form I₂ and H₂:
2HI(g) $\rightarrow$ H₂(g) + I₂(g)
If the concentration of HI changes at a rate of -0.45 M/s, what is the rate of appearance of I₂(g) ?

• A) 0.90 M/s
• B) 0.45 M/s
• C) 0.23 M/s
• D) 1.00 M/s
• E) 0.13 M/s