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Cisplatin, an anticancer drug, has the m...

Cisplatin, an anticancer drug, has the molecular formula `Pt(NH_3)_2 Cl_2.` What is the mass (in gram) of one molecule ? (Atomic masses : `Pt=195, H=14, Cl=35.5`)

A

`1`. `4.98`x`(10)^-21`

B

`2`. `4.98`x`(10)^-22`

C

`3`. `3.85`x`(10)^-22`

D

`4`. `6.55`x`(10)^-21`

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