A t oot h past e con t ai n s 0.8 gmL–1 fluoride ion. Its concentrations in percent by mass is
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Answered by
1
Explanation:
Concentration of fluorine = 0.8μ
i million = 10^6
in terms of ppm, Concentration of fluorine = 0.8
concentrations in percent by mass = ppm x 10^-4
= 8 x 10^-5
Answered by
1
Answer: parts per million =mg/ L=microgram/ml
ppm= mass percent *10^4
mass percent= ppm/10^4
=0.8 *10^-4
=8*10^-5
Explanation:
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