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Q. A bivalent metal has an equivalent mass of $32$. The molecular mass of the metal nitrate is

KCETKCET 2009Some Basic Concepts of Chemistry

Solution:

Atomic mass of the metal $=32 \times 2=64$
Formula of metal nitrate $=M\left( NO _{3}\right)_{2}$
$\therefore $ Molecular mass $=64+28+96=188$