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The stopper of a chemical container should be handled carefully to avoid contact of a dangerous chemical with the skin. Careful handling is also key to preventing contamination.
What else can I help you with?
How is smelling the contents of a test tube done safely?
Never put your face directly over the test tube. Use your hand to fan the air above the test tube toward you and smell that way.
How can one lower a crystal in a beaker of water using a test tube?
Put a glass tube into the beaker of water so that it touches the bottom, then drop the crystal down the tube and put your finger over the top of the, then remove the tube gently, leaving the crystal behind in the beaker. After that laugh maniacally at the test tube and you might become an evil genius! Hope this helps! :)
What happen when you placed a lightened match near the mouth of the test tube?
its obvious that the chemical reaction of the match sets the stick of wood on fire but if you put it in a test tube full of water it will reach its full potential of burning and simply go out the is written by Jesse page
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 is a testube rack and how is it used?
A test tube rack is a piece of laboratory equipment used to hold and organize test tubes. It typically has openings where test tubes can be inserted securely in an upright position. Test tube racks are used to store, transport, or organize test tubes during experiments and laboratory work.
How do you put Hydrogen in a Test tube?
in other words the squeeky pop test
How is smelling the contents of a test tube done safely?
Never put your face directly over the test tube. Use your hand to fan the air above the test tube toward you and smell that way.
How do you create life in test tube?
Fill test tube with water. Put cap on test tube. Leave alone for 1 1/2 months. Come back. You have created algae/mold.
A piece of rubber put on to the opening of a test tube?
its a bung
How could you test if argon is a non metal?
You first get a bowl of tap water, get a test tube with the argon in it. Take out the cork screw out of the test tube. Get a splint put it over the test tube when you open it and it it pops that means it is a metal
How do you test hydrochloric acid and magnesium metal?
you put the hydrochloric acid in a test tube then you put the magnesium metal in the test tube with the hydrochloric acid in it then you put a cork on the top ofthe test tube and watch it fizz.
Which precautions should you take when heating solutions in a test tube?
Following points should be kept in mind while working 1-always wear safety glasses and gloves 2-put the test tube away from yourself and any other person 3-donot hold the test tube with finger always use test tube holder 4-donot put test tube direct on the flame use wire guide 5-always keep the test tube at an angle and make sure that mouth of test tube is pointed away from you and other person
What to add to make water fizz?
1. Collect 5 test tubes, test tube rack and a measuring cylinder. 2. Label the test tubes 1 to 5. 3. Put 2 spatula measures of sodium hydrogen carbonate or sodium carbonate into test tube 1. 4. Put 5cm3 of water into test tube 2. 5. Put 1cm3 of indicator into test tube 3. 6. Put 5cm3 of ethanoic acid into test tube 4. 7. Put 5cm3 of ethanoic acid into test tube 5.
How can one lower a crystal in a beaker of water using a test tube?
Put a glass tube into the beaker of water so that it touches the bottom, then drop the crystal down the tube and put your finger over the top of the, then remove the tube gently, leaving the crystal behind in the beaker. After that laugh maniacally at the test tube and you might become an evil genius! Hope this helps! :)
Can you put a wooden test tube rack in hot water?
yes
How do you test for hydogen?
if you light a splint and put it in the test tube it will make a squeeky pop sound x
How do you test for hydrochloric acid?
you collect it in a tube and put a lit split into the tube and if it makes a squeaky pop it's hydrogenn :}.
