Monday
December 22, 2014

Posts by Poonam


Total # Posts: 8

kv
A reference solution is to be prepared with 5 PPM parabenzopyrene (molecular weight = 252). The quantity of parabenzopyrene required for preparing one litre 5 PPM solution is
March 5, 2013

biochemistry
The amino acid arginine (R) has how many ionizable protons?
January 27, 2013

biochemistry
The amino acid R has how many ionizable protons?
January 27, 2013

biology
i cannot access the link; can you please post the full link
November 5, 2012

biology
What is a tissue-specific knockout mouse and an inducible knockout mouse?
November 5, 2012

chemistry
The time required for the completion of 99.9% of a first order reaction is equal to how many times that of its half life? (A)2 (B)3 (C)5 (D)10
March 12, 2012

Science
The line spectra of two elements are not identical because- (A)The element do not have the same number of neutrons (B)They have different mass numbers (C)Their outermost electrons are at different energy levels (D)They have different valencies
March 12, 2012

math
cotxcot2x-cot2xcot3x-cot3xcotx
August 17, 2011

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