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.
Pure substance
pure substance
No, its not chemically bonded and can be broken down into physical means, so it is a mixture. Since lemon juice has particles of lemon in it, it would be a heterogenous mixture because its not constant throughout.
If a juice is 100 percent one fruit it is considered a pure substance. Most juices are not considered pure substances.
pure substance, propanone
Pure substance
A pure substance is the same throughout. When a substance is 100% something it is pure.
Methane is a pure substance.
Helium is pure as it is on the periodic table.
silicon is a pure substance because it is an element and as we know an element is a pure substance
Silicon is an element. Its symbol is Si.
pure substance
Pure Substance
Air is not a pure substance.