Potatoes are complex mixtures.
No a banana is not a pure substance, but it has all different kinds of chemicals in it.
yes because i said so
No it is a mixture of elements.
I think its a mixture
It is a mixture
its a mixture
it is a pure substance.... not
Methane is a pure substance.
Helium is pure as it is on the periodic table.
Silicon is an element. Its symbol is Si.
Foods are not pure substances.
It is a mixture.
its a mixture
pure substance, propanone
it is a pure substance.... not
Pure substance
Methane is a pure substance.
A pure substance is the same throughout. When a substance is 100% something it is pure.
Helium is pure as it is on the periodic table.
Silicon is an element. Its symbol is Si.
silicon is a pure substance because it is an element and as we know an element is a pure substance
pure substance