The mole fraction of a solute in a 1 m aqueous solution is:
A
0.177
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
0.0177
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
C
0.0344
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
1.77
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution
The correct option is B 0.0177 1 molal solution means 1 mole of solute dissolved in 1000 g solvent. Moles of solute = 1 wsolvent=1000g Moles of solvent (water) = nsolvent=100018=55.56 Mole fraction of solute =xsolute=11+55.56=0.0177