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Purpose of a hemoguard stopper on an ets tube?
The purpose of a Hemoguard stopper on an ETS tube is to prevent any blood or fluid from leaking out of the tube during transportation or handling. The Hemoguard stopper is designed to create a tight seal and provide a barrier against any potential leaks or contamination. This helps ensure the integrity of the sample and maintain the accuracy of test results.
What property of carbon dioxide allowed us not to use a stopper or lid?
It is soluble in water.
What is the use of beaker cover?
A beaker cover is called a rubber stopper or metal stopper(depends on what the stopper is made of).
What are the safety precautions and techniques when inserting a glass tubing in a rubber stopper?
never attempt to insert glass tubing that has a jagged end, all glass tubing should be fire polished before its inserted into a rubber stopper. Use water or glycerin as a lubricant at the end of the glass tubing before inserting it into the rubber stopper. ask teacher for proper lubricant. Protect hands and fingers by wearing leather gloves or placing a folded cloth between your hands and the tubing. hold it as close as possible to the part it is inserted to the rubber stopper. always point the tubing away from the palm of your hand that holds the stopper. use a twisting motion and push the tubing into the stopper. At the end of the experiment put on leather gloves or place the folded cloth between your hands and the tubing and remover the stoppers from the tubing to keep them from sticking to the glass. if it wont budge, use lubricant.
When magnesium reacts quickly with hydrochloric acis to produce hydrogen gas in a glass tube with a rubber stopper why would the rubber stopper burst of?
rubber stopper burst up because it has strong afinity with hydrogen
Water and what is used to insert a tubing into a stopper?
Glycerin is often used as a lubricant for this purpose (and others).
Would a rubber stopper float in water?
i don't know... That's why I'm asking you. soo.. Does a rubber stopper float in water?
When a rubber stopper has a mass of 8.46g was immersed in a graduated cylinder containing 25 ml of water the water rose to 30.9 ml Calculate the densityof the rubber stopper?
Since the difference in volume corresponds to the volume of the stopper, the volume of the stopper=30.9-25=5.9ml Thus density of the rubber stopper=mass/vol=(8.46/5.9)g/ml
What is the purpose of wetting the glass tubing before inserting into a stopper?
What is the purpose of wetting the glass tubing before inserting into a stopper?
Purpose of a hemoguard stopper on an ets tube?
The purpose of a Hemoguard stopper on an ETS tube is to prevent any blood or fluid from leaking out of the tube during transportation or handling. The Hemoguard stopper is designed to create a tight seal and provide a barrier against any potential leaks or contamination. This helps ensure the integrity of the sample and maintain the accuracy of test results.
What happens to the pressure in a bottle of water if you press the stopper at the top down farther?
If the stopper has an airtight seal, the pressure in the bottle will increase, with the same amount of air and water confined to a smaller area.
Before inserting the glass tubing into a stopper why is it nesessary to use a lubricant?
The purpose is to allow an easy insertion.
Is the density of rubber stopper is denser than the density of water?
yes
How do you find the volume of a cork stopper?
By carrying out the water displacement method
How can I open an antique glass kitchen container with a stuck glass stopper?
Run warm to hot water over the neck of the container. This will expand the neck and the stopper should come out.
What property of carbon dioxide allowed us not to use a stopper or lid?
It is soluble in water.
Is stopper or stoper spelled correctly?
it is stopper =]
