From 0452955966f0dbfad5db7833d6ee3129f65637e8 Mon Sep 17 00:00:00 2001
From: Andrew Lorimer <andrew@lorimer.id.au>
Date: Mon, 4 Feb 2019 10:44:14 +1100
Subject: [PATCH] perfect gas equation

---
 chem/gas.md | 7 +++++++
 1 file changed, 7 insertions(+)
 create mode 100644 chem/gas.md

diff --git a/chem/gas.md b/chem/gas.md
new file mode 100644
index 0000000..6b7580e
--- /dev/null
+++ b/chem/gas.md
@@ -0,0 +1,7 @@
+# Gases
+
+## Perfect gas equation
+
+$$PV=nRT$$
+
+where $R =$ universal gas constant $= 8.31 \text{J} \text{K}^{-1} \text{mol}^{-1}$
\ No newline at end of file
-- 
2.43.2