A piece of dry ice is added to water that contains a couple drops of Universal acid-base indicator.
As the CO2 dissolves in the water the indicator color changes from green to a red-orange color.
|
A piece of dry ice is added to water that contains a couple drops of Universal acid-base indicator.
|
|
|
As the CO2 dissolves in the water the indicator color changes from green to a red-orange color. |
|
After adding dry ice is the water acidic, basic or neutral?
