Q. 424.3( 6 Votes )

A silver ornament

Answer :

Mass of silver = ‘m’ g

Mass of gold = m/100 g

Number of atoms of silver(Ag) =

= {Atomic weight of Silver (Ag) = 108g/mole}

Number of atoms of gold(Au) =

Ratio of number of atoms of gold to silver = Au : Ag

= :

= 108 : 100 × 197

= 108 : 19700

= 1 : 182.41

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