mole fraction of NAOH 10% solution is
Answers
Answered by
0
Answer:
10% NaOH contains 100 g in 1 liter of Solution. of moles of NaOH=100/40 =2.5mole.
DON'T FORGET TO MARK ME AS BEST ANSWERS AND THANKS ME......
Answered by
0
Answer:
0.047
Explanation:
Coronavirus situation, we are making LIVE CLASSES completely FREE. We also encourage students to use Toppr’s free VIDEO CLASSES.
Search for questions
CHEMISTRY
Find mole fraction of NaOH in its 10% aqueous solution.
December 27, 2019avatar
Shanthika Rajammal
SHARE
ANSWER
NaOH solution is prepared in water.
Molar mass of NaOH=40 g
Mass of NaOH=10 g
Molar mass of water = 18 g
Given mass of water = 90 g
Number of moles of NaOH=
40
10
=0.25 moles
Number of moles of H
2
O=
18
90
=5 moles
Mole fraction of NaOH=
0.25+5
0.25
=0.047
Similar questions