Calculate the ph of a solution prepared by mixing 205 ml of
Calculate the pH of a solution prepared by mixing 20.5 mL of a .5 M sodium flouride solution with 32.5 mL of a .750 M hydrofluoric acid solution
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During an experiment, a student mixed 14.5 mL of a .5 M sodium flouride solution with 15.6 mL of a .750 M hydrofluoric acid solution. The measured pH was 3.24. Calculate the pKa.
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When stationary, vehicles are spaced at average distance headway of 6 m. It may be assumed that there is a linear relationship between speed and density. When the traffic flow approaching the roadworks is 3500 vehicles per hour
CASE STUDY ON Quality and Operations Management Systems
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a block of mass m is on an inclined plane that makes angle from the horizontal plane. the coefficient of friction between the plane and the block is µ. find the point where the normal reaction N acts on the block.
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