Matthew Nyman, TERC. Limestone reacts with hydrochloric acid to release bubbles of carbon dioxide gas. If the acid fizzes on your sample, your rock is limestone. Wipe the rock with a paper towel. Matthew Nyman, TERC. If the acid only makes the rock wet, .
Limestone Reaction with Hydrochloric Acid ClassZone
![whatsapp](/images/whatsapp.png)