From a8203b7e1e6afd8d32fd6989010fabbe0ff9feb0 Mon Sep 17 00:00:00 2001 From: eggy Date: Mon, 18 Jan 2021 17:48:09 -0500 Subject: [PATCH] chem: partial pressures --- docs/sch3uz.md | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/docs/sch3uz.md b/docs/sch3uz.md index 6e3786f..1a66179 100644 --- a/docs/sch3uz.md +++ b/docs/sch3uz.md @@ -414,6 +414,16 @@ $$V\propto T$$ **Gay-Lussac's law** states that the **absolute** temperature and pressure of a fixed amount of an ideal gas are directly proportional to each other at **constant volume**. $$P\propto T$$ +The **combined gas law** is derived from the three laws above: +$$\frac{P_1V_1}{T_1}=\frac{P_2V_2}{V_2}$$ + +**Dalton's law of partial pressures** states that the pressure of a mixture of gases is equal to the sum of the pressures of each gas. As pressure is directly proportional to the number of particles in the gas: +$$ +P_T = \Sigma P \\ +P\propto n \\ +\frac{n_1}{n_T}P_T=P_1 +$$ + ## 2.1 - Atoms !!! definition