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If you mean blackboard chalk, it is generally made of the mineral gypsum, which is calcium sulfate.

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16y ago

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What are all the steps of making school chalk?

The process of making school chalk involves mixing plaster of paris and water to form a paste. This paste is then poured into molds and allowed to dry and harden. Once the chalk sticks are dry, they are removed from the molds and packaged for use.


What is the elemental making of chalk?

Chalk is a form of calcium carbonate - CaCO3.


How do you use chalk it up in a sentence?

did you chalk it up for her


Do you use chalk?

No, I am a digital assistant and do not use physical writing tools like chalk.


Why is chalk important?

because we can use it to write on chalk boards


What are the names of things that you can use chalk for?

Chalk is a rock. Amelia Chamberlain


Is making chalk dust a chemical change?

No, it is a physical, not chemical change.


What is the difference between tailor's chalk and a chalk pencil?

TAILORS; when tailors make your clothes,they use that chalk.(it might be erasable) PENCIL; you use it to write your assignments on the paper.


What is chalk in tagalog?

Chalk (use for writing on a greenboard in school) in Tagalog is called Tisa but commonly it is still called chalk.


How do you remove liquid chalk from a chalk board?

The method you will use to clean off chalk will depend on where the chalk is. Sidewalk chalk can be washed away from sidewalks with a hose.


What is the best method for preserving chalk pastel artwork, and how can chalk pastel fixative spray help in this process?

The best method for preserving chalk pastel artwork is to use a fixative spray. Chalk pastel fixative spray helps by creating a protective barrier over the artwork, preventing smudging and fading. It also helps to set the chalk pastels in place, making the artwork more durable and long-lasting.


Does white chalk last longer than coloured chalk?

i think white chalk does last longer than coloured chalk because of chemicals. Not everything is coloured or just white but teachers tend to often use white chalk. They use it and use it but does it finish in one day no coloured chalk not much people use but it will change colour very quickly because it doesnt get used as much as white does.so shut up