The First-Order Decomposition of Ammonium Nitrate Has a Rate Constant

question 33

Multiple Choice

The first-order decomposition of ammonium nitrate has a rate constant of 0.110 min^-1.If the initial concentration is 0.551 M,what is the concentration after 38.5 min?

• A) 0.0372 M
• B) 7.98 × 10^-3 M
• C) 0.513 M
• D) 0.221 M
• E) 0.143 M

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