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What happens if the mixture of iron and sulfur is heated in a test tube?
it makes it biger
Heated test tube using burner with closed air holes?
Heated test tube with a bunsen burner with closed air holes would result to the test tube having some kind of black material at the bottom, it looks like a burnt coal that stick to the bottom of the test tube. This happens because the flame is not a good flame.
What happens to color of copper suphate crystals when heated in a test tube?
The dehydrated copper sulfate is grayish-white.
What happen when a test tube of liquid is heated improperly?
- the test tube may break- the liquid can be spread outside
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.
What happens to the falme when th burning splint is put into the mouth of the test tube with the test tube of solid calcium carbonate in it and then heated?
The burning splint is extinguished by the carbon dioxide given off from the calcium carbonate. CaCO3 --heat--> CaO + CO2 ==================================================
What do you call the purple gas that fills the test tube when a few crystals of iodine is being heated inside a test tube?
This is also iodine, as a gas.
What do you call the purple gas that fills the test tube when a few crystal of iodine is being heated inside a test tube?
This is also iodine, as a gas.
What instruments hold test tube being heated?
A retort and clamp or tongs.
What happens when you place a lighted match near the mouth of the test tube?
It depends on what is inside the test tube. If the test tube is empty nothing will happen, if there is petrol in the test tube the petrol will ignite.
What happens if you use a luminous flame to boil water in a test tube?
Carbon is settled on the test tube.
What happens when you place a lighted match near the mouth of the tube?
It depends on what is inside the test tube. If the test tube is empty nothing will happen, if there is petrol in the test tube the petrol will ignite.
