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Where was the test tube made?
when was test tube first made,when and who?
What are the classifications of test tube?
test tube is classified in to various types namely hard test tube ,boiler test tube,20 ml test tube
What is most important part of heating a liquid in a test tube?
Heating should be slow.The test tube should not be full.Work in a laboratory hood.
What is the source of error when using a test tube?
A test tube (or sample tube) has no errors.
How can you test to see if there is oxygen in a test tube?
Light a splint on fire, and then blow the flame out. You want your splint to be glowing red. Then, simply put the splint into the mouth of the the test tube, and if your splint re-lights up into a flame, you'll know it's oxygen gas.
What two things are important to remember when heating a test tube?
never hold the heated test tube with your hands or you will get burnt.if you want to hold a heated test tube hold it with tongs or a test tube holder. also have a teacher help you.
When you are heating materials in a test tube what is very important about the mouth of the test tube?
The most important aspect of heating liquids in a test tube is to never look directly into the mouth of the test tube, as liquid may spurt out and come into contact with your eyes or face. However, if you are wearing plastic safety glasses, the substance may not harm you, depending on the type of substance you are heating.
What test tube is used for separating sediment from urine?
The tube is not so important . It's the centrifuge that does the work.
How do ants live in a test tube?
i dont know what do, think
Where was the test tube made?
when was test tube first made,when and who?
What is the circumference of a paper towel tube?
It depends how big it is. Or, the circumference can be one way of defining how big it is. That is, a tube with circumference 10cm will have a circumference of 10cm. This question belongs to the class of questions characterised by "how long is a piece of string?"
What are the classifications of test tube?
test tube is classified in to various types namely hard test tube ,boiler test tube,20 ml test tube
What you must do to inspect the drink tube assembly?
perform a tube leak test perform a tube leak test perform a tube leak test perform a tube leak test perform a tube leak test perform a tube leak test perform a tube leak test
What is most important part of heating a liquid in a test tube?
Heating should be slow.The test tube should not be full.Work in a laboratory hood.
How do you know hydrogen is there in the air?
First take test tube (an empty test tube) hydrogen is colorless ,tasteless and odorless. (it is also very light that why weather balloons are filled with hydrogen). Then put a burning splint at the mouth of the test tube and you know that there is hydrogen in the air because hydrogen burns with a pop when it is mixed with air so now you know that there is hydrogen in the air.
What is the source of error when using a test tube?
A test tube (or sample tube) has no errors.
Uses of test tube brush?
Test tube brush=use for cleaning test tubes
