K
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Re: K
I'm pretty sure that when you're dealing with gases, you use partial pressures to calculate K, so you'd use Kp. When you're using aqueous compounds, etc., so you're plugging in concentrations into your calculation for K, you'd use Kc.
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Re: K
If you're dealing with solutions that have a given concentration, then you use Kc, but if you're dealing with gases and partial pressures, you use Kp.
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- Posts: 62
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Re: K
Kc is used when the units of the equilibrium concentrations are moles per liter. Kp is used when using partial pressure. It’s basically the same thing but with different units.
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- Posts: 62
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Re: K
You will use Kc when asked about concentrations (molarity) and Kp when asked about the partial pressures of gases.
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