diff --git a/content/酢酸亜鉛.md b/content/酢酸亜鉛.md
index 03bb5965..bba03022 100644
--- a/content/酢酸亜鉛.md
+++ b/content/酢酸亜鉛.md
@@ -24,9 +24,9 @@ tags:
 氷酢酸 60.052 g/mol
 
 
-亜鉛2gとすると 2/65.38 = 0.0305903946mol
+亜鉛0.5gとすると 0.5/65.38 = 0.00764759865mol
 
-塩酸の量は 2x2.87 x(2/65.38) = 0.175588865 L
+塩酸の量は 0.5x2.87 x(0.5/65.38) = 0.175588865 L
 
 176ml