The gas phase decomposition of nitrosyl chloride at 400 K NOCI(g) NO(g) + ½ Cl2(g) is second order in NOCI with a rate constant of 5.90×10-4 Ms-1. If the initial concentration of NOCI is 0.103 M, the concentration of NOCI will be M after 1.00×10° seconds have passed. Submit Answer Retry Entire Group 9 more group attempts remaining

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Chemistry

nst-order reaction At a certain temperature this reaction follows first-order kinetics with a rate constant of 0.00555 s 250, (g) 2S0, (9) +0, (g) Suppose a vessel contains SO, at a concentration of 0.360 M. Calculate the concentration of SO, in the vessel 130. seconds later. You may assume no other 3 reaction is important. db Round your answer to 2 significant digits. OM Explanation Check 2021 McGraw-Hill Education. All Rights Reserved Terms of Use Privacy Accessibility O v D 9:42 M acer pag

3 attempts left Check my work Be sure to answer all parts. The thermal decomposition of phosphine (PH3) into phosphorus and molecular hydrogen is a first- order reaction: 4PH3(g) P4(g) + 6H2(g) The half-life of the reaction is 35.0 s at 680°C. ces Calculate the first-order rate constant for the reaction: 人S Calculate the time required for 95.0 percent of the phosphine to decompose:

Please solve using exact numbers and do not round prematurely, and use proper sig figs and units. Thanks!

A certain reaction is second order in N, and first order in H,. Use this information to complete the table below. Be sure each of your answer entries has the correct number of significant digits. [N] H, initial rate of reaction 1.45 M 0.238 M 4.00 x 10 Mis 3.94 M 0.238 M 0.661 M 0.522 M Explanation Check 2022 Merew H LLC A Rgh Reserved Terme of Le cy Center Type here to search IA SUS ZenBook CFIO Prt Sc ert & 24 4. 23 Bo 3. 8. 6. R. Y S D G H. J. Alt Ctrl Alt 4Ho alexa ENABLED B.

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At a certain temperature this reaction follows second-order kinetics with a rate constant of 0.121 M .s. 250 (g) 2S0, (g) +02(g) Suppose a vessel contains SO, at a concentration of 0.700 M. Calculate the concentration of SO, in the vessel 62.0 seconds later. You may assume no other reaction is important. Round your answer to 2 significant digits. | M Explanation Check 2021 McGraw-Hill Education. All Rights Reserved Terms of Use Privacy Accessibilty acer n ade

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