Question
To aid in the prevention of tooth decay, it is recommended that drinking water contain 0.700...
To aid in the prevention of tooth decay, it is recommended that drinking water contain 0.700 ppm fluoride, F. How many grams of F must be added to a cylindrical water reservoir having a diameter of 1.43 x 102 m and a depth of 88.52 а m?
Answers
Soluh on Volume f ylinde 1.43 15m Hencr V3.14x1mx mx gg52m 14 20 4642 m3 Now m33 1000 Litre hence (420464. im3220444103 4t re PPm Mars oF solute in ma) X lo Nelume of soluhon Lin ) Ppm 07Given) 1.5 07 MASS f solute X106 1420464.1x 103 Mass of colute mAnser e9
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