Define what is oxidation and reduction reaction?

1124

what is difference b/w "regio selectivity" & "sterio selectivity"

2497

A polymer's structure influences its physical properties. Describe two structural variations that are possible for polypropylene but not for polyethylene. : Polymer Chemistry

1151

Define ph?

1191

what is lod and loq ?,why use k2cr2o7 , kcl h2so4 in uv calibration ?,why use benzophenone & caffene acetone in hplc calibration ?,what is leading peak in hplc ?why we do the calibration of limit of stry light in hplc & uv ?

3733

hi i got i 20 from sacred heart university u.s.a.i got good tofel score and my gre is score is very poor.my university requirement is only tofel.i completed my b.pharmacy in 2009 so i got 1 year gap is their chances to reject visa?what i have to do i was very tensed.how to sought out my problem

2489

write short note on stero electronic factor, steric control factor and product control factor

2113

How hydrate is forming along with API?

2379

what are the role of chemical education in sustainable development

2275

What are the uses of glacial acetic acid?

1183

in OSD forms require to use gas chromatography?

878

Explain the relations between number of carbon atoms in alkanes and retention time ?

2210

Why is the color of the indicator drop remains the same at the end point?

1294

What is a potentiometer titration?

1251

why salisylic acid not using now days for disdolution calibration?

844