You have a solution that contains 12.0 g of NaCl in 50.0 g of water. Calculate the NaCl concentration in units of...
mass percent and mole fraction
would the mole fraction be
12/12+50=.1935
mass percent and mole fraction
would the mole fraction be
12/12+50=.1935
Answers
Answered by
DrBob222
no.
What you have calculated as mole fraction actually is mass fraction. Multiply that by 100 to get 19.35% for mass percent.
mole fraction is mols NaCl/total mols.
mols NaCl = 12/molar mass NaCl = ?
mols H2O = 50/molar mass H2O = ?
What you have calculated as mole fraction actually is mass fraction. Multiply that by 100 to get 19.35% for mass percent.
mole fraction is mols NaCl/total mols.
mols NaCl = 12/molar mass NaCl = ?
mols H2O = 50/molar mass H2O = ?
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.