The decomposition of hydrogen peroxide in đilute sodium hydroxide at 20 °C H,O,(aq)H,0) +% Oz(g) is first order in H,O, with a rate constant of 1.10×10-3 min-!. If the initial concentration of H,O2 is 6.48×10-2 M, the concentration of H,O2 will be 1.17x10-2 M after| min have passed.

1. Which of the following is an elementary bimolecular reaction? A. CO (g) + 0; (g) ----- B. NO:(g) + CO(g) -------- C. NO:(g) D. H;(g) + I(g) - E. SO:(g) CO(g) Rate = k [COF NO(g) + CO:(g) Rate=k [NO;F* Rate - k [NO;] Rate =- k (H;]° NO(g) + NO:(g) H(g) SO (g) + SO(g) Rate – k [SO;F

The reaction A +B+C is fauni to be zero-order. If it lakes 430 second: for a concentration of A to go from 0.50 M (initial value) ta 0.370 M, what is the rate cocıstant for the reaction? Rate constant = M/s

A certai.. cuction is second order in N, and second order in H,. Use this information to complete the table below. Round each of your answers to 3 significant digits. [N] [#.] H initial rate of reaction х10 2.01 M 2.18 M 99.0 M/s 3.07 M 2.18 M M/s ||M/s O Mls 0.483 M 9.07 M

The following initial rate data are for the oxidation of nitrogen monoxide by oxygen at 25 °C: 2 NO + O2- →2 NO2 Experiment NO],, M [02lo, M Initial Rate, M s 5.86x103 1.17x10-2 4.59x10-3 1.29x10-3 5.15x10-3 2.58x10-3 4.59x10-3 9.18x10-3 9.18×10-3 3 5.86x10-3 1.17x10-2 1.03x10-2 Complete the rate law for this reaction in the box below. Use the form k[A]"[B]", where '1' is understood for m or n and concentrations taken to the zero power do not appear. Don't enter 1 for m or n. Rate %D

The conversion of methyl isonitrile to acetonitrile in the gas phase at 250 °C CH3NC(g)CH;CN(g) is first order in CH3NC with a rate constant of 3.00×10³s!. If the initial concentration of CH3NC is 2.75×10-² M, the concentration of CH3NC will be M after 627s have passed.

At a certain temperature the rate of this reaction is second order in NH,OH with a rate constant of 25.4 M s: NH,OH (aq)NH;(aq)+H,0(aq) Suppose a vessel contains NH,OH at a concentration of 1.33 M. Calculate the concentration of NH, OH in the vessel 0.240 seconds later. You may assum other reaction is important. Round your answer to 2 significant digits. M x10

At a certain temperature this reaction follows second-order kinetics with a rate constant of 0.00988 M-!.s-1. 2H, PO, (aq) → P,0; (aq)+3H,0 (aq) Suppose a vessel contains H, PO, at a concentration of 0.720 M. Calculate the concentration of H, PO, in the vessel 500. seconds later. You may assume no other reaction is important. Round your answer to 2 significant digits.

Nitrosyl chloride, NOCL decomposes to NO and Cl Determine the reaction arder with respect to NOCI from the following data: 2NOCI 2NO + Clz NOCIJ (M) 0.10 0.20 0.30 Rate (mol Lh) 8.0 x10 10 3.2 x10 72x10 O frst onder O second onder O hird onder

The reaction of iodide ion with hypochlorite ion, OCI" (the active ingredient in a "chlorine bleach" such as Clorox), is described in the following equation ocr + I - Or + CI" It is a rapid reaction that gives the following rate data: Initial Concentrations (mol L-1) Rate of Formation of C [OCI-] (mol L-'s-) 1.6 x 10-3 7.6 x 10-3 1.6 x 10-3 1.6 x 10-3 1.75 x 104 8.31 x 104 1.6 x 10-3 9.6 x 10-3 1.05 x 105 What is the rate law for the reaction? rate = rate = rate = rate = k[OC1 ][I]