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A plant virus contains spherical particl...

A plant virus contains spherical particles of radius `4Å`. If the
density of virus is `(12)/(pi) gm//cm^(3)`, the molar mass of virus is -

A

76.8 gm/mol

B

9.6 gm/mol

C

616.6 gm/mol

D

128 gm/mol

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