0
when glass rod is heated ,it melts. Now a liquid having surface tension ,tends to have least surface area.we know that a spherical surface has least surface area compared to other shapes of same volume.so end of a glass rod becomes round when heated .........geddit :)
Wiki User
∙ 6y ago
Add your answer:
Earn +20 pts
What is used to hold glass you are heating?
a glass container for holding mixing and heating chemichal. it is round and does not stand up easily. it has a long neck. what is it?
What are the uses of wolf's bottle?
This is another name for a retort, i.e. a glass vessel with a round bulb and long tapering neck that is bent down, used esp in a laboratory for distillation or a vessel in which large quantities of material may be heated, esp one used for heating ores in the production of metals or heating coal to produce gas It bears the name of its inventor, namely, Peter Wolf.
What is the use of ceramic triangle?
holding up round bottomed implements whilst heating them with a Bunsen burner
What is Diagram of preparation of dry ammonia gas?
ammonia is prepared by adding any ammonium salt to an alkali. a vivid mixture of slaked lime and calcium chloride are placed in a round bottomed hard glass flask. the glass is inserted in a retort stand with its mouth facing downwards with a delivery tube inserted from the glass to a drying glass containing quicklime or calcium oxide. a gas jar is inverted above the drying glass...
What is the most used apparatus in a chemistry lab?
The most commonly used apparatus used in chemistry labs are beakers, round-bottomed flasks, glass bottles, Erlenmeyer flasks and wash bottles. Some of the other most used apparatuses used are microscopes.
What is used to hold glass you are heating?
a glass container for holding mixing and heating chemichal. it is round and does not stand up easily. it has a long neck. what is it?
What is the function of round bottom flask?
A round bottom flask is called a boiling flask. I tolerates the stresses of heating better than flat bottom or Erlenmeyer flasks.
What structure becomes the round ligament in the liver after birth?
Umbilical Cord becomes the Ligamentum Teres or Round Ligament shortly after birth
Is the Round Pillar Glass Vase - 11.75 inch dishwasher safe?
Yes, the Round Pillar Glass Vase is completely dishwasher safe.
How many faces do a glass have?
none it is round
How do you round 13536?
When you round off 13536 to the nearest a thousands it becomes 13000.
A round marble glass made of color-streaked glass?
It is called an agate or an aggie.
Function of round bottom flask?
MY ANSWER:A glass flask used in a laboratory for holding chemical liquids and solutions, which has a spherical shape for uniform heating, and one or more long cylindrical necks.
What the different between glass pearl and swarovski pearl?
A glass pearl has a round glass bead under the pearl coating. A Swarovski pearl has a round Swarovski crystal bead under the pearl coating.
How do you round 999999 to the nearest hundred thousand?
Round it up 999,999 becomes 1,000,000
Who invented the round-topped jukebox?
loius glass
How do you round 4.95 to the nearest tenth?
it becomes 5.0
