A) Water
B) Copper
C) Gold
D) Platinum
Correct Answer: C
Solution :
Molecular weight of water \[({{H}_{2}}O)=2+16\] \[=18\] Atomic weight of copper (Cu) = 63.546 Atomic weight of gold (Au) = 196.967 Atomic weight of platinum (Pt) = 195.09 Thus the density of Au is the highest.
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