How to do acidity alkanity test
ofsodium chloride
Answer / mahesh
To 20 ml of 20% solution of Sodium Chloride add 0.1 ml of
bromothymol blue solution (50 mg of bromothymol blue
dissolved in a mixture of 4 ml of 0.02M sodium hydroxide and
20 ml of ethanol (96%) and dilute to 100 ml with water (pH
range, 6.0 to 7.6)). Not more than 0.5ml of 0.01M
Hydrochloric Acid or 0.01M Sodium Hydroxide is required to
change the colour of indicator.
| Is This Answer Correct ? | 2 Yes | 0 No |
What is an indicator electrode?
What is Filtration ?
What is buffer?
Explain the Hydrogen and its Compounds ?
What is iron ore consists of?
Which is the best conductor of electricity?
Why is the indicator eriochrome black(ebt) shows wine red color at the beginning and blue color at the end?
What is slacked lime ?
why bottles of Hazardous chemicals or solvent are available in round shaped only?
While standing on railway platform and heating the whistle of an engine coming towards us , we hear the sound increasing; bit when the engine is receding from us it appears to fall why ?
Why is the bottom of a kettle blackened and top polished?
Which is the hottest part of a flame ?