Acid value definition is number milligrams of koh required to nuetralise the acid present in one gram oil & fats but why not use naoh for nuetralisation?
668When a glass rod is heated gradually and suddenly dipped in cold water, it cracks. What is the reason?? When a cool glass rod is suddenly heated, it cracks. Why?
546Why ph scale range is 14? Why it is not less or not greater than 14? Solution of hcl or hydrogen containing liquid has a ph. But if the solution is kmno4 here nothydrogen power does it ph?
6284.0 liters of oxygen are mixed with 8.0 liters of nitrogen. Identify the solute and solvent in this mixture:
594Post New General Chemistry Questions
Why is sulphuric acid added during the preparation of standard fas solution?
why is their exotherm while addition of reducing agents in reduction reaction?
Mention a few advantages of photoelectric colorimetric determination.
What is specific conductivity?
What is chemical oxygen demand?
Why do you require laboratory temperature for viscosity determination?
which gas is used in preaparation of bit salt
Mention a few application of cod test in environmental engineering practice.
What are the advantages of conductometric titration over visual or potentiometric titration?
Give the others form of iron ore.
How BIS Decedied the LSF value 0.66-1.02 with calculation.
What is kentchin?
How are pka and strength of a weak acid related?
Why is ammonia-ammonium chloride buffer added?
Why ph scale range is 14?
