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The mass of a proton is 1.67xx10^(-27)kg...

The mass of a proton is `1.67xx10^(-27)kg.` How may protons would make 1 gram?

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Here `m_(p) = 1.67xx10^(-27)kg`,
`"total mass", m =1g = 10^(-3)kg`
`:. "Number of protons"=m/m_(p)=(10^(-3Kg))/(1.67xx10^(-27)Kg)`
`=5.99xx10^(23)`
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