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wlad13 [49]
3 years ago
10

Why fluorine is often added to drinking water and toothpaste

Chemistry
2 answers:
prisoha [69]3 years ago
5 0
As someone said it does reduce tooth decay but also keeps your teeth from a certain substance that is found in lead and stuff
chubhunter [2.5K]3 years ago
4 0
<span>Fluoride is often added to drinking water to help reduce tooth decay

Also for toothpaste to help prevent tooth decay 
</span>
Better Bush

I hope I helped

ΩΩΩΩΩΩΩΩΩΩ 
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How many pounds does 1.00 quart of mercury weight? its density is 13.6g/mL
Gala2k [10]
Two steps by inspection 1 qt = 0.25 gallons, 13.6 g/mL = 13.6 kg/L

0.25 gallon x 3.785411784 L/gallon x 13.6 kg/L x 1 lb/0.45359237 kg = 28.374 lb.

Hope this Helps!
5 0
3 years ago
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How many grams of glucose are needed to prepare 144.3 mL of a 1.4%(m/v) glucose solution?
Montano1993 [528]

Answer:

2.0202 grams

Explanation:

1.4% (m/v) glucose solution means: 1.4g glucose/100mL solution.

so ?g glucose = 144.3 mL soln

Now apply the conversion factor, and you have:

?g glucose = 144.3mL soln x (1.4g glucose/100mL soln).

so you have (144.3x1.4/100) g glucose= 2.0202 grams

6 0
3 years ago
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4 years ago
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