Buggs95
Buggs95 Buggs95
  • 02-05-2020
  • Chemistry
contestada

What is the mass of NaCl required to make 160 grams of a 12% solution of NaCl in water?

Respuesta :

princesspeach1479
princesspeach1479 princesspeach1479
  • 15-05-2020

Answer:

0.5

L solution

⋅

required molarity



2.5 moles NaCl

1

L solution

=

1.25 moles NaCl

Now, to convert this to grams of sodium chloride, you must use the mass of

1

mole of this compound as a conversion factor. The mass of

1

mole of sodium chloride is given by its molar mass

1.25

moles NaCl

⋅

58.44 g

1

mole NaCl

=

73 g

−−−−

Explanation: if this is wrong i am very sorry

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