Ask a Doubt
Request a call back

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

ICSE Class 8 Answered

For a boiling point determination why do we use a pressure of 76cm of Mercury  
Asked by pandeysmrita24 | 04 Apr, 2019, 10:40: PM
answered-by-expert Expert Answer
P r e s s u r e space i s space m e a s u r e d space b y space B a r o m e t e r comma space p r a c t i c a l l y space i t space i s space o b s e r v e d space t h a t space t h e space r i s e space o f space M e r c u r y space i n space b a r o m e t e r space t u b e space a t space s e a space l e v e l space i s space 76 space c m space o r space 760 m m comma space s o space t h i s space v a l u e space i s space t a k e n space t o space d e t e r m i n e space t h e space b o i l i n g space p o i n t.
Answered by Sumit Chakrapani | 05 Apr, 2019, 01:05: AM

Application Videos

Concept Videos

Multiple Choice Questions Practice Test
Answered Unanswered My Questions My Answers
ICSE 8 - Chemistry
What is kinetic theory of matter? 
Asked by ppsk4364 | 20 Apr, 2024, 11:22: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 8 - Chemistry
what is the actual definition to describe kinetic energy
Asked by poonamaashi24 | 19 Apr, 2024, 06:49: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 8 - Chemistry
how to know after reaction it will form hydrogen
Asked by vinodlucknow251 | 08 Mar, 2024, 02:27: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 8 - Chemistry
what are isotopes
Asked by sivakrishnanarisetty | 07 Oct, 2023, 04:18: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 8 - Chemistry
Short explanation on Cathode ray experiment
Asked by saisuhas410 | 01 Oct, 2023, 05:00: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 8 - Chemistry
explain the discovery of a proton in simple words '
Asked by angelinemaria2010 | 22 Sep, 2023, 05:41: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 8 - Chemistry
  Balance the following  chemistry equations :   1) Fe + O2 -> Fe2O3 2) H2 + O2 -> H2O 3) Na + Cl2 -> NaCl 4) N2 + H2 -> NH3 5)  CH4 + O2 -> CO2 + H2O
Asked by n.tara345 | 16 Aug, 2023, 06:50: PM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 8 - Chemistry
what is the difference between melting point and boiling point
Asked by kshyapi | 24 Jul, 2023, 12:12: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 8 - Chemistry
List the main postulates of kinetic theory of matter 
Asked by kumarashutosh1331 | 23 Jul, 2023, 07:44: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
ICSE 8 - Chemistry
What do you mean by catalyst?
Asked by enakshipal07 | 21 Jul, 2023, 11:45: AM
ANSWERED BY EXPERT ANSWERED BY EXPERT
My Class Videos Tests ₹ Plans Ask a Doubt
Get Latest Study Material for Academic year 24-25 Click here
×