O KINETICS AND EQUILIBRIUMCalculating equilibrium composition from an equilibrium constantO3/5Suppose a 500. mL flask is filled with 1.5 mol of O, and 0.60 mol of NO. The following reaction becomes possible:N2(g) +O,(g) – 2NO(g)The equilibrium constant K for this reaction is 5.01 at the temperature of the flask.Calculate the equilibrium molarity of O,. Round your answer to two decimal places.MII O ACIDS AND BASESO 3/5Predicting the qualitative acid-base properties of saltsConsider the following data on some weak acids and weak bases:acidbaseK.K,nameformulanameformula-8hypochlorous acidHCIO3.0 x 10ethylamine C2H5NH, 6.4 × 10hydrocyanic acidHCN4.9 x 10 10methylamine CH;NH, 4.4 × 10™Use this data to rank the following solutions in order of increasing pH. In other words, select a '1' next to the solution that will have the lowest pH, a '2' next tothe solution that will have the next lowest pH, and so on.solutionpH0.1 M KCIchoose one v0.1 M CH3NH3CIchoose one v0.1 M NaCNchoose one v0.1 M C2H5NH3B.choose one vII

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Suppose a 500. mL flask is filled with 1.5 mol of O, and 0.60 mol of NO. The following reaction becomes possible: N,(g) +O,(g) – 2NO(g) The equilibrium constant K for this reaction is 5.01 at the temperature of the flask. Calculate the equilibrium molarity of O,. Round your answer to two decimal places.

Suppose a 500. mL flask is filled with 1.5 mol of O, and 0.60 mol of NO. The following reaction becomes possible: N,(g) +O,(g) – 2NO(g) The equilibrium constant K for this reaction is 5.01 at the temperature of the flask. Calculate the equilibrium molarity of O,. Round your answer to two decimal places.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

O KINETICS AND EQUILIBRIUM
Calculating equilibrium composition from an equilibrium constant
O3/5
Suppose a 500. mL flask is filled with 1.5 mol of O, and 0.60 mol of NO. The following reaction becomes possible:
N2(g) +O,(g) – 2NO(g)
The equilibrium constant K for this reaction is 5.01 at the temperature of the flask.
Calculate the equilibrium molarity of O,. Round your answer to two decimal places.
M
II

O ACIDS AND BASES
O 3/5
Predicting the qualitative acid-base properties of salts
Consider the following data on some weak acids and weak bases:
acid
base
K.
K,
name
formula
name
formula
-8
hypochlorous acid
HCIO
3.0 x 10
ethylamine C2H5NH, 6.4 × 10
hydrocyanic acid
HCN
4.9 x 10 10
methylamine CH;NH, 4.4 × 10™
Use this data to rank the following solutions in order of increasing pH. In other words, select a '1' next to the solution that will have the lowest pH, a '2' next to
the solution that will have the next lowest pH, and so on.
solution
pH
0.1 M KCI
choose one v
0.1 M CH3NH3CI
choose one v
0.1 M NaCN
choose one v
0.1 M C2H5NH3B.
choose one v
II

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