Why is the indicator eriochrome black(ebt) shows wine red color at the beginning and blue color at the end?
931Post New General Chemistry Questions
Define what is avogadro’s law?
Why is ammonium hydroxide added to the brass solution?
How are pka and strength of a weak acid related?
Why is ammonia solution added while preparing edta solution?
How is the measurement of ph made?
How many electrons does benzene have?
What is a potentiometer titration?
Write the chemical formula for epsom salts?
4.0 liters of oxygen are mixed with 8.0 liters of nitrogen. Identify the solute and solvent in this mixture:
Why is the indicator eriochrome black(ebt) shows wine red color at the beginning and blue color at the end?
What is iron ore consists of?
What is german silver?
What are filters? Why are they used?
What is polar hcl?
Mention a few important criteria for satisfactory colorimetric analysis.