Ag forms CCP lattice with edge length 408.6pm calculate density of silver. (Atomicmass=107.9μ)
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Solution
a=408.6,pm=408.6×10−12m=408.6×10−10cm m=107.9 Z=4 for CCP mass of Ag=107.96.023×1023=17.93×1023g d=ZMa3NA d=4×17.93×10−23(408.6×10−10)36.023×1023 d=1.74×10−23g/cm3