Chemistry: Atoms First (2nd Edition)

Published by Cengage Learning
ISBN 10: 1305079248
ISBN 13: 978-1-30507-924-3

Chapter 12 - Exercises - Page 524c: 32

Answer

$$K = 23 $$

Work Step by Step

1. Calculate $\Delta n$ (n is the amount of moles of gases): $$\Delta n = n_{products} - n_{reactants} = 2 - 3 = -1 $$ 2 . Calculate Kc: $$K = \frac{K_p}{(RT)^{\Delta n}} = \frac{( 0.25 )}{(0.0821 \times 1100 )^{ -1 }}$$ $$K = 23 $$
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