Is benzene aromatic?

862

What are common snowflake shapes?

2172

How to fix the sample conc. in Related substances test by HPLC?

740

can you email me because I have a report and I need you to answer these questions if you would like to if not I completely under stand.

1843

If we do accuracy at same concentration at which linearity planned,what is the need to do linearity separately?

1890

Explain extraction of ephedrine from a mineral block?

731

how much mass should be there in volumetric flask while in preparation of sample for assay? 

2202

Why is ammonium hydroxide added to the brass solution?

941

in hplc chromatogram started from left to right and in uv spectrum started from left to right

576

How is hardness of water caused?

784

Any one is alembic pharmaceutical ltd. On starting to job ?

1359

What is the resulting solution when benzene and toluene are mixed ?

687

As a researcher working with Protactinium, what areas of study or applications would you be most interested in pursuing, and why?

252

What are the applications of electrochemical cell? : Electrochemistry Corrosion

729

What is modern definition(iupac) of ph?

866