Method for bubbling gas into a liquid at a specific rate?

In summary, bubbling gas into a liquid at a specific rate is commonly done to dissolve gases into a liquid or introduce specific gases into a solution. The specific rate is determined by the flow rate of the gas and the surface area of the liquid. Factors that can affect its efficiency include gas solubility, temperature, agitation, and the type and composition of the gas and liquid. Safety precautions should be taken when handling gases, and alternative methods such as sparging and sonication can also be used.
  • #1
rwooduk
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If there are any experimentalists out there maybe you could help?

I need to bubble gas through a liquid at ~80 mL/min is there a specific instrument designed to do this? I'm assuming it's some sort of pump, what would it be called in a chemistry lab?

Thank you for any suggestions / help.
 
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  • #2
Sparger.
 
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  • #3
Bystander said:
Sparger.

ahh okay many thanks !
 
  • #4
Flowmeter.
 
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Related to Method for bubbling gas into a liquid at a specific rate?

1. What is the purpose of bubbling gas into a liquid at a specific rate?

Bubbling gas into a liquid at a specific rate is commonly used to dissolve gases into a liquid, such as in the process of carbonating beverages. It can also be used in chemical reactions to introduce specific gases into a solution.

2. How is the specific rate of bubbling gas determined?

The specific rate of bubbling gas into a liquid is determined by the flow rate of the gas and the surface area of the liquid. This can be controlled by adjusting the pressure of the gas and the size of the gas outlet.

3. What factors can affect the efficiency of bubbling gas into a liquid at a specific rate?

The efficiency of bubbling gas into a liquid at a specific rate can be affected by the solubility of the gas in the liquid, the temperature of the liquid, and the agitation of the liquid. Additionally, the type of gas and the composition of the liquid can also play a role.

4. Are there any safety precautions to consider when bubbling gas into a liquid at a specific rate?

Yes, it is important to ensure that the gas being used is not hazardous and that the equipment is properly set up and maintained. It is also recommended to wear appropriate personal protective equipment, such as gloves and safety glasses, when handling gases.

5. Are there any alternative methods for introducing gas into a liquid aside from bubbling?

Yes, there are alternative methods such as sparging, which involves passing the gas through a porous material and into the liquid, and sonication, which uses high-frequency sound waves to introduce gas bubbles into the liquid. The method used will depend on the specific application and desired outcome.

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