Flouride is known to prevent tooth decay so it is added to the city water supply for drinking. a medium sized city is populated with 150,000 people. each person uses approximately 660.0 l of water each day. how many kg of naf must be added to the water supply each year to have the required flouride concentration of 1.0 ppm?
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Which buffer would be better able to hold a steady ph on the addition of strong acid, buffer 1 or buffer 2? explain. buffer 1: a solution containing 0.10 m nh4cl and 1 m nh3. buffer 2: a solution containing 1 m nh4cl and 0.10 m nh3
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What is the molar mass of the anhydrous compound? answer using four significant figures. 36.02 g/mol 120.15 g/mol 156.12 g/mol
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Fred is studying a substance that is made out of only one element. this means that
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Flouride is known to prevent tooth decay so it is added to the city water supply for drinking. a med...
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