Consider the following second-order decomposition reaction: N₂O5(g) → N₂O4(g) + ½ O2(g) At 318 K, it took 129.0 seconds for 50% of 12.5 M of the reactant to decompose. What is the rate constant for this reaction at this temperature? 1.03 x 10¹ M¹s1 9.69 x 10-2 M-¹-1 O 6.20 x 10-4 M¯¹s¯¹ O 2.45 x 10-3 M¯¹s-1

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Consider the following second-order decomposition reaction: N₂O5(g) → N₂O4(g) + 1/2O2(g)
At 318 K, it took 129.0 seconds for 50% of 12.5 M of the reactant to decompose. What is the rate constant for
this reaction at this temperature?
O 1.03 x 10¹ M¯¹s¹
9.69 x 10-2 M¹s1
6.20 x 10-4 M¹s1
O 2.45 x 10-³ M¯¹s-¹
-1
Transcribed Image Text:Consider the following second-order decomposition reaction: N₂O5(g) → N₂O4(g) + 1/2O2(g) At 318 K, it took 129.0 seconds for 50% of 12.5 M of the reactant to decompose. What is the rate constant for this reaction at this temperature? O 1.03 x 10¹ M¯¹s¹ 9.69 x 10-2 M¹s1 6.20 x 10-4 M¹s1 O 2.45 x 10-³ M¯¹s-¹ -1
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