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Is chalk a mixture or pure substance?
Chalk is a type of limestone composed primarily of calcium carbonate. In its pure form, chalk is considered a pure substance because it has a uniform and definite chemical composition. However, commercially available chalk may contain impurities or additives, making it a mixture.
Is chalk a pure substance?
Chalk is calcium carbonate - CaCO3. Any chemical compound contain some impurities.
Is mm penut candy a pure hetergenous or homogenous substance?
It is not pure and it is not homogeneous.
Is chalk a substance or mixture?
It's a pure substance because even though the atoms are different they still the same. If that makes sense?
Is a bag of M and M's a pure substance?
No, a bag of M&M's is not a pure substance because it is a mixture of different substances (chocolate and candy shell) combined together.
Is acetone a pure substance or mixture?
pure substance, propanone
Is a tin a pure substance?
Pure substance
Is a lemon a pure substance?
it is a pure substance.... not
Is Methane a mixture or a pure substance?
Methane is a pure substance.
What kind of reaction do you get when you mix chalk and distilled water?
Chalk doesn't react with pure water.
Is an element a pure substance or a mixture?
pure substance
Is wool a mixture or a pure substance?
pure substance
