Why is sulphuric acid added during the preparation of standard fas solution?
No Answer is Posted For this Question
Be the First to Post Answer
What is Acids, Bases salts ?
Why white clothe are preferred to dark ones in summer ?
What is chemical oxygen demand?
What is pka of acid?
Why does water boil above 100 o C in mines ?
Mention a few advantages of photoelectric colorimetric determination.
Why metallic tools used by blacksmiths have wooden handles ?
Explain how buffer works?
What is positive testing in relation to chemistry? For example, the sentence reads "Sample solutions are solutions known to contain one of each of the following ions, silver ion, Ag+(aq), barium ion, Ba2+(aq), and iron (III) ion, Fe3+(aq). Testing solutions are the solutions containing a polyatomic ion that can react with one of the metal ions to give a positive test." I am then asked to define what a "positive test" is. I am currently a student who is pretty new to chemistry, please try and make your answer as simply as possible. Thanks for the help.
What is the limitation of cod?
What are hard waters?
Why is a newly made quit warmer than an old one ?