Calculate the mole fraction of methyl alcohol, [tex]\mathrm{CH}_{3} \mathrm{OH}[/tex] in a solution of [tex]1.2 \mathrm{~g}[/tex] methyl alcohol dissolved in [tex]16.8 \mathrm{~g}[/tex] water. (molar masses in g/mol- [tex]\mathrm{CH}_{3} \mathrm{OH}-32, \mathrm{H} 2 \mathrm{O}-18[/tex] )
A. 0.04
B. 0.38
C. 0.93
D. 0.96
Which statement is TRUE?
A. temperature is a factor affecting solubility
B. dilution is a process of adding more solute to lessen concentration
C. aqueous solutions are solutions dissolved in alcohol
D. concentration refers to the amount of solute that dissolve in a given amount of solvent at a specific temperature