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IS A pencil a mechanical mixture or a solution or a pure substance?
Pure
Is sodium bicarbonate a pure substance or mixture?
It is a pure substance as well as a compound
Are jelly beans a pure substance?
No, jelly beans are not a pure substance. They are a mixture of sugar, flavoring, and other ingredients.
Is copper wire a pure substance mechanical mixture or a solution?
Copper wire is a pure substance, as it is made entirely of copper atoms.
Is carbonic acid a pure substance?
Carbonic acid is not considered a pure substance because it is a weak acid that can dissociate into carbon dioxide and water. As such, it is a solution rather than a pure substance.
Is lead homogeneous or heterogeneous?
It is a pure substance.
Is a lead a pure substance or mixture?
mixture
Is pencil lead a mixture or pure substance?
Its a mixture
Can lead be changed into a simpler substance?
No because it is a pure element.
What are examples of water metal and pencil lead?
Water is a compound. A pure metal is an element. Graphite (a pencil lead) is the element carbon. These are all examples of a pure substance.
Is acetone a pure substance or mixture?
pure substance, propanone
IS A pencil a mechanical mixture or a solution or a pure substance?
Pure
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.
Is an element a pure substance or a mixture?
pure substance
Is wool a mixture or a pure substance?
pure substance
