A 500 g toothpaste sample has 0.2 g fluoride concentration. what is the concentration of fluorine in terms of ppm ?
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Concentration in terms of ppm will be...
0.2×10^6/500
0.2 × 2 × 10^4
4000 ppm
0.2×10^6/500
0.2 × 2 × 10^4
4000 ppm
Answered by
1
concentration in terms of ppm will be 4000
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