Percentage of copper in brass

IB Chemistry: Percentage of copper in brass

Brass objects have been found dating back as far as 5000 BCE. Brass has many different uses, for example, musical instruments, utility objects such as door handles, coinage and as a decorative substitute for gold. Brass is an alloy of copper and zinc, however the exact composition can vary. Most types of brass contain about 60-70% copper and consequently 30-40% zinc but they may also contain small amounts of other elements...

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