Request a call back

Join NOW to get access to exclusive study material for best results

CBSE Class 12-science Answered

Molal elevation constant for benzene is 2.5K/m. A solution of some organic substance in benzene boils at 0.126°C higher than benzene. What is the molality of solution?  
Asked by goyalpavitarta | 03 May, 2021, 13:27: PM
answered-by-expert Expert Answer
Relaion between molal elevation constant and molaltiy is given as-
increment T subscript b equals m cross times K subscript b
0.126 equals 2.52 cross times K subscript b
m equals fraction numerator 0.126 over denominator 2.52 end fraction
M o l a l i t y equals space 0.05 space m o l space divided by space K g
Answered by Ravi | 03 May, 2021, 16:19: PM
CBSE 12-science - Chemistry
Asked by chetanrakshit06 | 05 May, 2024, 14:51: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
Asked by vekariyaparth61 | 16 May, 2022, 16:33: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
Asked by goyalpavitarta | 03 May, 2021, 13:25: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
Asked by goyalpavitarta | 03 May, 2021, 13:20: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
3gm
question image
Asked by purvi.naik21 | 17 Aug, 2020, 23:17: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
Asked by sshashu993 | 25 Jul, 2020, 08:02: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
CBSE 12-science - Chemistry
Asked by anukritisingh8103.bmps | 15 Jul, 2020, 17:52: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT