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K constant

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AP Chemistry

Definition

The K constant, also known as the equilibrium constant, is a numerical value used to express the ratio of products to reactants at equilibrium for a particular chemical reaction under specific conditions.

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Practice Questions (5)

A backward reaction (reaction moving to the left) is represented by which K constant?
Consider the reaction CO (g) + 2H₂ (g) ⇌ CH₃OH (g). If the given K constant is 500, what is a possible distribution of the concentration of the substances?
Scientist A calculates the K constant of a reaction to be 2.1. Scientist B calculates the K constant of the same reaction to be 1.55. What does this mean?
Scientist A calculates the K constant of a reaction to be 2.1. Scientist B calculates the K constant of the same reaction to be 1.55. Which scientist conducted the dissociation at higher temperature?
Consider a given gaseous reaction. The K constant of the reaction and the initial masses of the reactants are provided. What else needs to be provided to determine the direction that the equilibrium shifts?

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K constant

from class:

AP Chemistry

Definition

"K constant" also found in:

Practice Questions (5)

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study guides for every class

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K constant

from class:

AP Chemistry

Definition

Related terms

"K constant" also found in:

Practice Questions (5)

© 2024 Fiveable Inc. All rights reserved.

AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.

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