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Organic Chemistry (342) - Inorganic Chemistry (123)
- Analytical Chemistry (1387)
- Physical Chemistry (62)
- General Chemistry (478)
- Chemistry AllOther (190)
I have 1 gram of Diphenylamine and want to make a 10,000 or 1000 ppm solution in methanol. How do I make this?
9 13803Why do we use KMnO4 in the test of control of obsorbance ? and why do we take specific quantity i.e 57-63mg?
2312why 1.2%kcl solution is using in limit os straylight?and why this test used for uv calibration?
1 7218why phepolphthalene giving pink color when we titrate against to NaOH Solution ,giving colrless titrating aginsiting with acids?
2 4578
What general group of organic compounds are not oxidesied in the cod test?
How does Protactinium contribute to our understanding of Earth's history and the behavior of elements in natural systems?
why does used dry caffien in HPLC calibration?
what happens to the unit particles of a solute when it dissolves on a liquid?
How they found 1mL of K.F reagent is equivalent to 5mg of water and if we change the composition of K.F reagent, is it can neutralize more amount of water?
How is arsenic produced?
What are the uses of glacial acetic acid?
Which organic compound is used as a fuel in jet air crafts?
in stress study if your api not soluble in hcl naoh h2o2 then what require to do?
what is the indicator used?
Why six unit used for precision?
why we are using hexane in calibration of number of drop per mL
in which situation ion pair require to use?
Mention the formula to calculate ph of a solution?
What is the use of tlc and hplc? And when and where use?
