- #1
matt_crouch
- 161
- 1
why does tapping the top of a can of carbonated drink stop it fizzing up after its been shaken?
Carbonated drinks contain carbon dioxide gas that is dissolved in the liquid. When the can is opened, the pressure inside the can decreases, causing the dissolved gas to escape in the form of bubbles, creating the fizzing effect.
Tapping a can of carbonated drink can help to release some of the trapped carbon dioxide gas that is clinging to the sides of the can. This reduces the overall pressure inside the can, which in turn decreases the amount of gas escaping and the fizzing effect.
Yes, tapping a can of carbonated drink can help to reduce the fizzing. However, it may not completely stop it as there are other factors that can affect the amount of fizz, such as temperature and agitation.
Temperature plays a significant role in the fizzing of carbonated drinks. When a can of carbonated drink is warm, it can hold less gas, so more of it will escape when the can is opened, resulting in more fizzing. On the other hand, if the drink is cold, it can hold more gas, resulting in less fizzing.
The amount of fizzing in a carbonated drink depends on several factors such as the amount of carbon dioxide gas dissolved in the liquid, the temperature of the drink, and the pressure inside the can. Different brands and types of carbonated drinks may have varying levels of carbon dioxide gas and may be packaged at different pressures, resulting in different levels of fizzing.