Describe the ph at the equivalence point for the titration
Calculate the pH at the equivalence point for the titration of 0.20M aniline (C6H5NH2,kb=3.8 x 10-10) with 0.20 M HCl. [Hint: remember the dilution factor caused by addition of titrant to aniline solution.]
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A hydrogen atom undergoes an electronic transition from the n=4 tothe n=2 state. In the process the H atom emits a photon. This photon then strikes a cesium metal surface and ejects an electron.The binding energy for cesium is 3.23x10^-19J.
The free end of the stick is pivoted on a pole and the sphere rolls on the ground without slipping with its center moving in a circle of radius R with frequency Ω. What is the normal force between the ground and the sphere?
Determine work done by the surroundings on the water vapor system. The useful wok done on the water vapor (removing work done by the atmosphere).
A coin (floating in outer space) of mass m and radius R is initially spinning around the axis perpendicular to its plane, with angular speed w3.
Find the volume flow rate from the bottom of the flask. Evaluate the direction and rate of change of water surface level in the flask at this instant.
A Carnot engine operating between energy reservoirs at temperatures 300 K and 525 K produces a power output of 1040 W. What are each of the following?
Gasoline is delivered to a farmer for use in the farm's combines. Acylindrical storage tank with a circumference of 5.8 ft is used to store the gasoline until it isused. The farmer uses a yardstick to measure the depth of the gasoline in the stora
The electric field strength between the "plates" of this capacitor is 6.11×105 V/m. If the dielectric were replaced with a vacuum, what would the strength of this electric field become, assuming the charges on the plates remain the same?
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