Saturday
November 29, 2014

Posts by naresh


Total # Posts: 6

chemistry
A) solve for the number of grams of Ca2+ ion in a solution prepared by adding 1 gram of calcium oxalate powder to 100 mL at pH 9. (B) explain what happens to the dissolved Ca2+ calculated before if you reduce the pH of this solution to 2.
February 10, 2014

math
a log that is 50 cm long is cut into 2 pieces one of the pieces is 8 cm shorter than the other one. how long is orginal log and if the original log is cut into equal pieces how long would each piece be
May 26, 2013

Chemistry
Concentrations of Cs-137 reached 29KBq/kg in reindeer meat after the 1986 Chernobyl accident. How many grams and picograms of Cs-137 were initially found in 1kg of meat in 1986?
September 27, 2011

Chemistry, Physics (Radiation Toxicology)
a) Na-22 decays in two ways. In 100 atoms of Na-22 decaying, how many would decay by positron emission and how many would decay by electron capture? Why is the yield of photon gamma (+/-) so high? b) In 100 decays of Ra-226, how many decays would result in emission of one ...
September 27, 2011

english
I need 10 questions of how to prevent/help children from performing violent actions towards others at school
April 18, 2011

math
3/8
January 31, 2010

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