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13 Nov 2021

Given information

The American Dental Association recommends that an adult
female should consume of fluoride () per day to prevent
tooth decay. If the fluoride is consumed as sodium fluoride
(  % ), what amount of sodium fluoride contains the
recommended amount of fluoride?

Step-by-step explanation

Step 1.

Mass percent of an element is the mass of  the element in grams present in hundred grams mass of the compound.

 

 

Here,

is the chemical formula of sodium fluoride.

mass percent of %

Recommended amount of fluoride  

Hence,

mass of fluoride (g)  

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