Answer to Question #63427 in General Chemistry for S

General Chemistry

Question #63427

Chapter 15 (15.74)

A sample of nitrosyl bromide (NOBr) decomposes according to the equation
2NOBr(g)⇌2NO(g)+Br2(g)
An equilibrium mixture in a 5.00-L vessel at 100 ∘C contains 3.27 g of NOBr, 3.09 g of NO, and 8.23 g of Br2.

1) Calculate Kc.

2) What is the total pressure exerted by the mixture of gases?

3) What was the mass of the original sample of NOBr?

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