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Organic Chemistry (342) - Inorganic Chemistry (123)
- Analytical Chemistry (1387)
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When 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?
986Why 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?
1119
Why do we use KMnO4 in the test of control of obsorbance ? and why do we take specific quantity i.e 57-63mg?
What is column in chromatography?
How do you explain the different solvent power of water and other organic solvent?
Which organic compound is used as a fuel in jet air crafts?
we can use expired sample for validation and analyst qualification?
HPLC in sequences analysis was taken wrong method and one blank & Standard is running so what to do
why sre you used Potassium hydrogen phthalate in standarisation of 1N NaOH and 0.1 N Perchloric Acid?
Qc interview questions
Why we used in n-butyl acetate water content terminology while in ethyl acetate we used moisture content terminology?
Comosition of bell metal
How to determine water content of bis tetrazole amine mono ammonium salt
why we shrink our body during cold
How are the waters classified based on the degree of hardness?
Why is ammonia-ammonium chloride buffer added?
Explain extraction of ephedrine from a mineral block?
