Pepare 250 ml of 02 m phosphate buffer in which h2po4-
Prepare 250 ml of .02 M phosphate buffer in which [H2PO4]- = [HPO4]=. Compute the volume of 2M phosphoric acid and 1M NaOH required.
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illustrate a detailed curved arrow mechanism for the acid-catalyzed acetylation of an alcohol roh using acetic
the subsequent four numbers are estimates of the mass of an object- 430 g 582 g 579 g and 547 g explain what is the
explain why should apparatus always be clamped securely to a metal ring stand before starting a chemical
a hydrocarbon with molecular formula c13h20 is chiral as well as has a structure such that one of its give sp3
prepare 250 ml of 02 m phosphate buffer in which h2po4- hpo4 compute the volume of 2m phosphoric acid and 1m naoh
if 25g of al 270gmol as well as 72g of fe2o3 1598gmol are placed in a reaction vessel under proper conditions explain
a sample of an unknown biochemical compound is found to have a percent composition of 5901 carbon 715 hydrogen 765
while an excess of al2o3 is added to 174ml of 270m h2so4 452g al2 so43 are isolated explain what is the yield define
the ka value for acetic acid ch3coohaq is 18x10-5 compute the ph of a 280 m acetic acid solution compute the ph of the
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