Tuesday
August 4, 2015

Posts by Abdulaziz


Total # Posts: 4

chemistry
. A student added 40.0 mL of an NaOH solution to 90.0 mL of 0.400 M HCl. The solution was then treated with an excess of nickel(II) nitrate, resulting in the formation of 1.06 g of Ni(OH)2 precipitate. Determine the concentration of the original NaOH solution.
June 23, 2015

chemistry
. A student added 40.0 mL of an NaOH solution to 90.0 mL of 0.400 M HCl. The solution was then treated with an excess of nickel(II) nitrate, resulting in the formation of 1.06 g of Ni(OH)2 precipitate. Determine the concentration of the original NaOH solution.
June 23, 2015

math
Assume that aclass room is arectangular box where the floor is 8metres long and 6metres wide.If the distance from the floor to the ceiling(height of the room)is 3metres,find the diagonal distance between acorner of the room on the floor and the opposite corner on the ceiling.
April 3, 2013

physics
20000
March 29, 2012

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