Determine the ph of each of the following solutions a 0382
Determine the pH of each of the following solutions. (a) 0.382 M hypochlorous acid (weak acid with Ka = 3e-08). (b) 0.900 M hypoiodous acid (weak acid with Ka = 2.3e-11). (c) 0.597 M pyridine (weak base with Kb = 1.7e-09).
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A vane, 10 cm long and 8 cm in diameter, was pressed into soft clay at the bottom of a bore hole. Torque was applied and gradually increased 45 N-m when failure took place. Subsequently the vane rotated rapidly so as to completely remould the soil
A student sits at rest on a piano stool that can rotate without friction. The moment of inertia of the student-stool system is 4.4. find the resulting angular speed of the student and the stool
Discuss the process by which an actor creates a role in a play. Explain the difference between internal and external acting
Water flows straight down from an open faucet. The cross-sectional area of the faucet is 2.3 × 10-4m2, find the cross-sectional area of the water stream at a point 0.11 m below the faucet
On average each student produces 1 kg of carbon dioxide per day. The recommended ventilation rate of fresh air to avoid excessive carbon dioxide buildup is 8 L per second per student.
A 75 y.o. female is admitted to the hospital after tripping and falling at home. She underwent an ORIF while in the hospital. Which of the following meds can cause lightheadedness and orthostatic hypotension? It is associated with a disease co-morbid
Calculate the stress at failure of a concrete test cylinder with a measured diameter of 152.4 mm and a recorded load of 371,426N. Units of ksi.
Calculate the percent ionization of arsenous acid (H3AsO3) in solutions of each of the following concentrations (Ka = 5.1e-10.) (a) 0.217 M % (b) 0.598 M % (c) 0.726 M %
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