Answer / suresh

when compared to C18, C8 more polar,due to carbon chain increases non polarity increases

Answer / nidhi

C8 is more polar than C18 because as the no. of C increases, polarity decreases.

Answer / srinivasan

C8 column more polar compare than C18

Answer / obaiah kade

c8 column is more polar this is only 8 corbon atom in case carbon atom s incresed polar nature incresed

Answer / srinivas

C18

Answer / balaram

C18 columns is more polar

what is the purpose of Buffer in any titration?Ex:In determination of hardness of water we use ammonia ammoniachloride buffer in titration with EDTA.Why?

13 Answers   Amity, Prakriti, Sr Comunications,

why the sucrose used in calibration of polarimeter

5 Answers   Neuland,

My question about gas chromatography sulfur chemiluminsecence detector. I test unknown sample gas by GC-SCD (calibrated ) and the result of *H2S is 279 PPM , *but when I test the same sample with the GC-TCD (calibrated ) the value of *H2S is 2500 PPM . I'd like to inform you that both GCs are calibrated and have very good operation conditions with stable parameters . the question is if the sample gas with higher H2S over detection limits of SCD detector (1000 ppm). why the result it 279 ppm Best regards

0 Answers  

How you can calculate pKa ?

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0 Answers  

what is protocol ? plz Explain me

5 Answers  

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0 Answers  

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1 Answers   Aurobindo,

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4 Answers   Reddy Labs,

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0 Answers   Cipla, GVK,

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4 Answers