1.19gm mixture of Cu, Zn and Al contains `50u%` copper by weight and `3 xx 10^(21)` atoms of zinc. Find gram atoms of aluminum i

1.19gm mixture of Cu, Zn and Al contains `50u%` copper by weight and `3 xx 10^(21)` atoms of zinc. Find gram atoms of aluminum in given mixture? (At. Mass of Al= 27, Cu=63.5, Zn=65.0)
`N_(A) = 6 xx 10^(23)`
A. 0.001
B. 0.27
C. 0.01
D. 0.027

1.19gm mixture of Cu, Zn and Al contains `50u%` copper by weight and `3 xx 10^(21)` atoms of zinc. Find gram atoms of aluminum in given mixture? (At.

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