Cathealker Cathealker
  • 10-11-2016
  • Chemistry
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What is the molarity of a 1.5l solution with 25 g of nacl?

Respuesta :

Willchemistry
Willchemistry Willchemistry
  • 11-11-2016
Molar mass NaCl = 58.44 g/mol

number of moles

1 mole ------ 58.44 g
? moles ----- 25 g

25 x 1 / 58.44 => 0.4277 moles

Therefore:

M = n / V

M =0.4277 / 1.5

M =  0.285 mol/L
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