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 Categories >> Sciences >> Chemistry
 
  Organic Chemistry (274)   Inorganic Chemistry (111)   Analytical Chemistry (1080)   Physical Chemistry (57)   General Chemistry (294)
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Question Asked @ Answers Views     Select
How will you separate isomers?    1  5
What is cut off value of solvent used in hplc    0  7
Difference between calibration and validation    0  7
why we use holomium oxide for UV calibration ?    0  9
Why the ph limit (1_14) Is used?    0  16
Why a1% value is used for some product ? What is the criteria for selection a1% value ?    0  14
Why monograph of hplc coming upperside of drift but in IR monograph coming in drift side?    1  23
Defination of beers_ lamberts law    1  22
What is principle of polarimetre    0  20
why the pH scale range is 0-14?    0  19
what does pH stand for?    2  34
what is dwell volume in HPLC?    1  35
What is the difference between high pressure gradient and low pressure gradient in hplc?    1  33
What is difference between FID and TCD in gas chromatography    1  36
Why pH limited in between 1 to 14    0  24
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Un-Answered Questions
 
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Ratio of Water and Acetonitrile(diluent) is not recommended to use in cleaning method validation,why? 959
a sample of gas occupies a volume of {450.0 ml}at {740 mm Hg}and[16C]determine the volume of this same sample at [760 mm Hg]and [37c]? 1647
What modification is required for the atomic theory in order to explain the existence of isotopes, and modern view of atomic nuclei and electrons? 704
How do we get end points and how many end points are possible for citric acid and di-acid not theorotically answer should be given practically. 743
WHAT IS DIFFERENCE B/W MALTINGRANG/DSC 605
What is deference between the working standard and reference standard? 35
Why dissolution test is not performed in all of the products 574
what are stereomers? how are they classified? 1274
what is different when impergnated silica plates are used in separation of azo dyes using column chromatography? 188
Give lewis dot structure for HBrO4? 6767
HOW DO U DIFFERENTATE PRIMARY & SECONDERY AMINES BY INFRA RED SPECTROSCOPY? 443
which cationic polymer is compatible with poly aluminium chloride? 1016
How can we determine Moisture content of HI? 486
what is the difference between contract research organisation and api&bulk industry 491
. Given that 2Hg2+ (aq) + 2 e- Hg22+(aq) E0 =0.92V Hg22+ (aq) + 2 e- 2Hg(l) E0 =0.85V Calculate standard free energy change and K for the following process at 25oC Hg22+(aq) Hg2+ (aq) + Hg(l) 3045
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