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A 1 L of water sample has 0.1 g fluoride...

A 1 L of water sample has 0.1 g fluoride concentration. What is the concentration of fluoring in terms of ppm level ?

A

250

B

100

C

400

D

1000

Text Solution

Verified by Experts

The correct Answer is:
B
Ppm of `F^(-)`ions =`W_(2)/"Mass of solution"xx10^(6)=0.1/10^(3)xx10^(6)`
=100
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