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How many electrons does benzene have?
Why is disodium salt of edta preferred to edta?
why do hard water never produce foam when a soap is dissolved?
What is buffer?
What is polar hcl?
Explain how buffer works?
What is the min constitutes of haematite ore?
What is dextro-rotatory and levo-rotatory?
What is molar conductivity?
What is the reaction that occurs between iodine and sodium thiosulphate?
State beer’s law.
How is the measurement of ph made?
What is the limitation of cod?
What is the role of mercuric sulphate?
How is brass solution prepared?