Niacin is one of the b vitamins and it acts in solution as
Niacin is one of the B vitamins and it acts in solution as a weak acid (call it HN). If a 2.00 x 10-2 M of HN is prepared the pH of the solution is 3.26. What is the Ka for this acid.
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a 001m solution of acid has has a ka16 x 10-10 and a concentration of naas of 129 x 10-3 molar a what is the ph of this
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a solution of nh4cl is prepared and its molarity is 100 x 10-3 what is the ph of this solution show all
a 12 gram ball is dropped form a height of 250m and is moving and is moving at 32ms just before it hits the floor was
niacin is one of the b vitamins and it acts in solution as a weak acid call it hn if a 200 x 10-2 m of hn is prepared
if a solution has a ph 70 and cd2 is added to it the ksp of cdoh2 25 x 10-14 what molar concentration of cadmium ion
a circular loop of diameter 10 cm carrying a current of 020 a is placed inside a magnetic field 030 t the normal to
multiple choice1suppose a us investor buys shares on a foreign stock exchange when the shares are eventually sold the
the speed of an ion in a particle accelerator is doubled from 0460c to 0920c the initial relativistic momentum of the
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