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If isotonic distribution of c12 and c14 is 98% and 2% respectively then no of c14 in 12 gm carobon will be
If isotonic distribution of c12 and c14 is 98% and 2% respectively then no of c14 in 12 gm carobon will be

```
3 years ago

Arun
25768 Points
```							14 g of carbon -14 atoms contains = 6.023 × 1023 atoms1g of carbon -14 atom contains =  6.023 × 1023/1412g of carbon -14 atom contains = (6.023 × 1023 × 12) / 14 = 5.16 × 1023 Now its 2% is (5.16 × 1023  × 2 )/100 =  10.32 × 1021So, the number of C-14 atoms in 12 g of carbon is 10.32 × 1021
```
3 years ago
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