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Chemistry
Acids and Bases
Salt (Sodium Chloride)

How many moles of NaCL are found in 50ml of 2.50 M NaCL?


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Answered 2010-08-28 00:23:30

Molarity = moles of solute/liters of solution ( 50 ml = 0.05 liters )

2.50 Molar NaCl = moles NaCl/0.05 liters solution

= 0.125 moles NaCl ( 7.305 grams NaCl )

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Take 43.8g NaCl divided by the molar mass of NaCl which is 58.443g and then you get your moles of NaCl. 43.8/58.443=0.749 moles NaCl





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