CBSE Class 12-science Answered
Calculate the number of moles of methhanol in 5L of its 2m solution if the density of solution is 0.981Kg/L
Asked by pardeepkumar2281 | 13 May, 2018, 08:06: AM
Expert Answer
Given:
Volume = 5L
Molality= 2m
Density =0.981Kg/L
We have,
m= (M)/ d-Mb × M
Where
d = density
M= Molarity
Mb = Molar mass
Substituting the values, we get
M= 1.842 M
No. of moles = volume × molarity
= 5× 1.842
= 9.21 moles
M =
M=
Answered by Varsha | 13 May, 2018, 09:54: PM
Concept Videos
-
Expressing concentration of solutions
Learn the types of solution, ways of expressing the concentration of soluti... -
Types and concentration of solutions
Learn the types of solution, ways of expressing the concentration of soluti... -
Strength of Solutions
This video includes problems related to types of solution and concentration... -
Types of Solution
This video explains about characteristics of solution, solute and solvent a...
CBSE 12-science - Chemistry
Asked by hannamaryphilip | 17 Apr, 2024, 11:20: PM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by sameerteli003 | 08 Apr, 2024, 11:48: PM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by saritanohar22 | 13 Jan, 2024, 01:25: PM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by kamlesh.kumar.malee | 20 Dec, 2023, 06:59: AM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by shamiyaali732 | 26 Sep, 2023, 02:00: AM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by elabarman58 | 23 Jan, 2023, 09:39: AM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by gauravrastogi577 | 16 Aug, 2022, 06:18: PM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by gauravrastogi577 | 16 Aug, 2022, 06:17: PM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by shiv.pama83 | 27 Nov, 2021, 05:50: AM
ANSWERED BY EXPERTCBSE 12-science - Chemistry
Asked by mdarsadazizh | 31 Aug, 2021, 01:02: PM
ANSWERED BY EXPERT
