Why is the indicator eriochrome black(ebt) shows wine red color at the beginning and blue color at the end?
1381Post New General Chemistry Questions
How many electrons does benzene have?
What is the function of diethyl amine?
What is pka of acid?
What is the limitation of cod?
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?
What is the role of silver sulphate?
Why is ammonia-ammonium chloride buffer added?
However ozone is heavier than oxygen still ozone is up there in sky why?
What are the constituents of cements?
Why be is not soluble in liquid ammonia?
What is buffer?
what is the indicator used?
What is iron ore consists of?
Write the equation of photosynthesis?
Write the structural formula for edta.