values if needed for this question.The gas phase decomposition of hydrogen peroxide at 400 °CH202(g)H20(g) + ½ 02(g)is second order in H,02 with a rate constant of 0.650 M-1 s-1.If the initial concentration of H202 is 0.178 M, the concentration of H202 will beM after 49.0 seconds have passed. The rearrangement of ammonium cyanate to urea in aqueous solution at 50 °CNHẠNCO(aq)–→(NH2)2CO(aq)is second order in NH4NCO.In one experiment, when the initial concentration of NH4NCO was 0.874 M, the concentration ofNH4NCO dropped to 0.102 M after 506 minutes had passed.Based on these data, the rate constant for the reaction isM-1 min-1.

Answered: Image /qna-images/answer/6ce12847-d41a-453d-8363-0913e9d9c6e5.jpg

this question. The gas phase decomposition of hydrogen peroxide at 400 °C H202(g)H20(g) + ½ 02(g) is second order in H202 with a rate constant of 0.650 M-1 s-1. If the initial concentration of H202 is 0.178 M, the concentration of H202 will be M after 49.0 seconds have passed

this question. The gas phase decomposition of hydrogen peroxide at 400 °C H202(g)H20(g) + ½ 02(g) is second order in H202 with a rate constant of 0.650 M-1 s-1. If the initial concentration of H202 is 0.178 M, the concentration of H202 will be M after 49.0 seconds have passed

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Question

The rearrangement of ammonium cyanate to urea in aqueous solution at 50 °C
NHẠNCO(aq)–→(NH2)2CO(aq)
is second order in NH4NCO.
In one experiment, when the initial concentration of NH4NCO was 0.874 M, the concentration of
NH4NCO dropped to 0.102 M after 506 minutes had passed.
Based on these data, the rate constant for the reaction is
M-1 min-1.

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