Asked by ashley
An aqueous solution contains 2.6 %NaCl by mass. Calculate the molality of the solution.
Answers
Answered by
DrBob222
2.6% NaCl = 2.6 gNaCl in 2.6 g NaCl + 97.4 g H2O.
Convert 2.5 g NaCl to moles.
Convert g H2O to kg H2O.
m = moles/kg solvent. You should get about 0.5 m. Post your work if you get stuck.
Convert 2.5 g NaCl to moles.
Convert g H2O to kg H2O.
m = moles/kg solvent. You should get about 0.5 m. Post your work if you get stuck.
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