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NONE copper is an element and contains only copper - alloys (mixtures of copper combined with other metals) such as brass (copper and zinc) and bronze (copper and tin) both look different and cause the alloys of copper to have different characteristics
copper is an element, you cant make copper
copper is an element meaning it is pure. it has 29 elecrons, 29 protons, and 34.5 neutrons.
This element is sodium (Na).
When one element is combined with another element, a chemical compound results. The elements are chemically bonded together to make this compound.
copper
whenever
copper?
because copper is an element and bronze is not. but, also because copper is one of the two elements that make up bronze, which is an alloy. the other element being iron.Copper is an element by itselfBronze is a compound - a mixture of copper and tin mainlyThere is also brass - copper and zinc mixture
This element is sodium (Na).
The Mesopotamians combined copper and tin to make bronze.
Copper is an element in and of itself - you can't "mix" any other substances to get it. Copper is mixed with zinc to make brass, or with tin to make bronze.