Given the Following Two Reactions and Their Corresponding Equilibrium Constants

question 167

Multiple Choice

Given the following two reactions and their corresponding equilibrium constants:
N₂(g) + O₂(g) 2 NO (g) K c1 = 4.3*10 -²⁵ 2 NO₂ (g) 2 NO (g) + O₂(g) K c2 = 1.6 10 - 10 Combine these two reactions in a manner such that they sum to the net reaction that follows and then evaluate its equilibrium constant. N₂(g) + 2 O₂(g) 2 NO₂ (g) K net = ??

• A) 6.9×10 ^{- 35}
• B) 7×10 ^{- 15}
• C) 6.3×10⁹
• D) 3.7×10¹⁴
• E) 2.3×10²⁴

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Definitions:

Double-Declining-Balance

A method of accelerated depreciation which doubles the normal depreciation rate.

Scrap Value

An estimated calculation of what an asset will be worth at the time it is sold, after it is no longer useful.

Sum-Of-The-Years-Digits

An accelerated method of depreciation which totals the digits of an asset's useful life and allocates the cost based on a fraction of those digits.

Scrap Value

The calculated resale value of an asset at the termination of its functional life.