An alloy of copper silver and gold is fo...

An alloy of copper silver and gold is found it have copper constituting the ccp lattice. If silver atoms occupy the edge cebtres and gold is present at body centre, the alloy will have the formula:

`Cu_4, Ag_2, Au`

`Cu_4, Ag_4, Au`

`Cu_4, Ag_3, Au`

`Cu, Ag Au`

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