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∙ 11y agoFind ways of buying them cheaper - sell at same price
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∙ 11y agoThe 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.
Chalk is a form of calcium carbonate - CaCO3.
Chalk is a school supply that is made of limestone. Limestone is ground into a fine powder and used to make chalk sticks which are commonly used on chalkboards.
Chalk (use for writing on a greenboard in school) in Tagalog is called Tisa but commonly it is still called chalk.
No, making chalk dust is a physical change, not a chemical change. It involves the breaking down of the solid chalk into smaller pieces without altering its chemical composition.
No well i am just telling you the answer i think because i went to a school that had chalk boards.
very different it was strict and you wrote on slate with chalk[mini blackboard with chalk]
It can be used for the chalk bords .
Chalk is a common school item made from a sedimentary rock called limestone, which is mainly composed of the mineral calcite.
Chalk sticks are a school supply, but not a stationery item; stationery is generally considered to be paper and envelopes for writing letters.
It is difficult to provide an exact figure as it varies depending on the size of the school, number of students, and frequency of chalk use. However, a rough estimate is that an average school might use several boxes of chalk per year.
Students were using chalk at school in the early 1800s. Teachers had large chalkboards and students had slate boards to do their lessons on.