What is modern definition(iupac) of ph?

1177

Explain extraction of ephedrine from a mineral block?

1007

what is the different in Total ash, sulphated ash, acid insoluble ash, alcoholic or non alcoholic ash?

9926

identification is for unknown? qualification for known? reporting for LOQ?

669

Besides the extent of branching, can you think of any other structural parameters that might lead to differences in physical properties? : Polymer Chemistry

1250

Define chemical corrosion. What are the types of chemical corrosion? : Electrochemistry Corrosion

965

Difference between the quantitative analysis and qualitative analysis?

1107

Define what is avogadro’s law?

1024

hi friends, dis is ramana reddy.i have been workining in bulk drugs as QC chemist.i would like 2 change d company.i want sample RESUME,OFFER LETTER,APPOINTMENT LETTER,PAY SLIP.if any body has these documents,pls send 2 my mail id i.e ramanareddy.sdpl@ymail.com

2290

What are the applications of electrochemical cell? : Electrochemistry Corrosion

1089

Head-to-tail polymerization of propylene is observed with the [cp2zr(r)]+ catalyst. Explain this result on the basis of molecular-level interactions. : Polymer Chemistry

974

In the HPLC Calibration done wavelength accuracy done between 200nm-280nm .but not done remaining 300-400nm not done ?

860

Why are olefins (alkenes) good monomers for polymerization reactions? : Polymer Chemistry

1333

How to know the estimated LOQ concentration in ppm

1155

Name the branch of chemistry that deals with the relationship between electricity and chemical reactions?

1140