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Asked/Added Questions From NCERT:


Question 1. Asked on :01 September 2019:11:27:14 AM

What is distillation and fractional distillation? What is the basic property that separates the two methods?

-Added by Akki chauhan Science » Matter Around Us

Answer:

Nishant Verma
Fractional distillation is the separation of a mixture into its component parts, or fractions, separating chemical compounds by their boiling point by heating them to a temperature at which one or more fractions of the compound will vaporize.

most mixture can be separated and the kind of separation methods here are some common method for separating mixture of two solid with one part of having magnetic properties

-Answered by Nishant Verma On 02 September 2019:11:45:56 AM


Question 2. Asked on :21 August 2019:11:08:40 PM

What is the effect of pressure on boiling point?

-Added by Akki chauhan Science » Matter Around Us

Answer:

Master Purushottam

 Boiling point increase with increase in pressure

-Answered by Master Purushottam On 21 August 2019:11:23:36 PM


Question 3. Asked on :14 January 2019:05:09:17 PM

 Boiling point of alcohal is 78ยบ C. Change into Kelvin Scale. 

-Added by Himanshi Verma Science » Matter Around Us

Answer:

Master Purushottam
 78+273=351 kelvin

-Answered by Master Purushottam On 24 August 2019:12:00:39 AM


Question 4. Asked on :14 January 2019:05:08:10 PM

 

-Added by Himanshi Verma Science » Matter Around Us

Answer:

Master Purushottam

 what is QUestion?

-Answered by Master Purushottam On 24 August 2019:12:00:56 AM


 

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