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24k Gold is a pure substance. Because it is made up of just gold unlike 14k gold which is silver and gold mixed.
pure substance?
Iron is a pure substance. It's an element (Fe) and a bar of Iron is no mixture. If it was pure iron, then by definition it would be pure. However iron is rarely pure, it is usually in alloy with something.
Gold is a pure substance
iron nails
none,because nickel is element and elements are pure substances like iron,oxygen,gold,etc.*note:pure substance has no other substance or substances mix on it
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no artificial gold is not a pure substance becoz to make artificial gold many things are used but gold is pure substance
Yes. Gold is both a pure substance and an element.
Iron is an element, so it is a pure substance.
24k Gold is a pure substance. Because it is made up of just gold unlike 14k gold which is silver and gold mixed.
No. Iron is a pure substance.
No, Salt is a compound of Sodium and Chlorine. A pure substance consists of only one type of element.
Generally not. While gold itself is a pure substance, pure gold is rarely used in jewelry because it is too soft.
Well any pure *insert element* is a pure substance. If it contains 100% of a substance, it is pure. If you're talking about a gold bar, pretty much no gold exists on Earth that doesn't contain some "contaminant"
Either gold or copper on their own would be pure substances. But if you have them together it's a mixture, not a pure substance.
pure substance?