The Average Rate of Appearance of B Between 20 S

question 127

Multiple Choice

The average rate of appearance of B between 20 s and 30 s is ________ mol/s.

• A)+1.5 × 10^-3
• B)+5.0 × 10^-4
• C)-1.5 × 10^-3
• D)+7.3 × 10^-3
• E)-7.3 × 10^-3

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