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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Expert Solution
Step 1
Given:
[NH3] = 1.34 ×10-2 M
[H2S] = 1.34 ×10-2 M
NH4HS --------> NH3 + H2S
at equilibrium: (2.37-x)×10-2 (1.34-x)x10-2
equating:
Kc = (2.37-x)(1.34-x)x10-4
1.8 = (2.37-x)(1.34-x)
1.8 = 3.1758 - 3.71x + x2
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