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glass is made from sand

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15y ago

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Is mixing of glass pieces and sand a chemical change or physical change?

it is a chemical change.


What evidence do you have that changing sand into glass is a chemical change?

Making glass from sand is a physical because the actual composition of the substance (silica) is not changing. Making glass is just melting all the bits of sand into a large piece (glass).


Is making glass from sand a chemical change?

The Journey into the hole


What is the difference between the chemical formula of sand and glass?

Sand is usually nearly pure silicon dioxide but may have other metal oxides also. The same is true for glass, but the fraction of material other than silicon dioxide is usually larger for glass. Neither of them is a pure compound; therefore neither of them has any exact chemical formula.


What evidence do we have that changing sand to glass is a chemical change?

Glass contain not only melted sand but also other compounds forming new compounds.


Is silicon glass?

No, silicon is a chemical element that is a major component of sand, while glass is an amorphous solid material typically made by heating sand and other ingredients. Glass can contain silicon along with other elements, but they are not the same thing.


What are some chemical used in glass?

Some chemicals used in glass production include silica sand (SiO2), soda ash (sodium carbonate), limestone (calcium carbonate), and cullet (recycled glass). These chemicals help to lower the melting point of silica sand and improve the durability and clarity of the glass.


What is the main substance used making glass?

This is the same sand as common beach sand.


How is sand related to soil?

same chemical's


Can glass turn back into sand?

Kinda-sorta. Finely crushed glass will behave pretty much like sand. You won't get the same color though.


Can you turn glass back into sand?

Kinda-sorta. Finely crushed glass will behave pretty much like sand. You won't get the same color though.


Is glass made out of glass or something else?

Glass is made out of sand Glass is made of sand.