Tuesday
September 16, 2014

Posts by Farzan


Total # Posts: 2

Gen chem II
Calculate the work done when 50.0g of tin dissolves in excess acid at 1.00atm and 25 (degree in celsius) Sn(s)+2H(aq)----- Sn(aq) +H2(g) Assume ideal gas behavior The work done = (pressure)*(increase in volume) The increase in volume is due to the H2 gas created. 50 g of tin (...
March 5, 2007

Math
Movement of Pendulum A pendulum swings through an angle of 20 degree each second. if the pendulum is 40 inches long, how far dose its trip move each second ? arcdistance=radius*angleinradians you are given the radius. arcinradians= 20deg*PI/180
August 30, 2006

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