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A 500 gram of tooth paste …

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A 500 gram of tooth paste sample has 0.2 g of fluoride concentration. What is the concentration of fluoride in terms of ppm level?

Posted by Tapan Pandey?? 4 years, 2 months ago

CBSE > Class 12 > Chemistry

3 answers

Tamanna Sharma 4 years, 2 months ago

Weight of fluoride ×10^6/weight of paste = 0.2 ×10^6/500 =400ppm

Tapan Pandey ?? 4 years, 2 months ago

How

Tamanna Sharma 4 years, 2 months ago

400ppm

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