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Given mass number of gold = 197, Density...

Given mass number of gold `= 197`, Density of gold `= 19.7 g cm^(-1)`. The radious of the gold atom is appoximately:

A

`1.587 xx 10^(-8)m`

B

`1.587 xx 10^(-9)m`

C

`1.587 xx 10^(-10)m`

D

`1.587 xx 10^(-12)m`

Text Solution

Verified by Experts

The correct Answer is:
C
Density `= (M_(Au))/((4)/(3)pi r^(3) xx N_(A))`
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