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5 points 12. How many liters of a 4.2 Molar solution of NaCl are needed to make 352 grams of AICI3? * O A. 0.186 liters B. 1.86 liters C. 18.6 liters D. 352 liters
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11 votes
5 points

12. How many liters of a 4.2 Molar solution of NaCl are needed to make
352 grams of AICI3? *
O A. 0.186 liters
B. 1.86 liters
C. 18.6 liters
D. 352 liters

User Anup
by
8.1k points

1 Answer

11 votes

Moles of AlCl_3


\\ \tt\hookrightarrow (352)/(133)=2.64mol

Now

  • Molarity=Moles of solute/Volume of solution in L


\\ \tt\hookrightarrow 4.2=(2.64)/(V)


\\ \tt\hookrightarrow V=0.62L

User Fakingfantastic
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