Sodium sulfate-sodium bisulfate
Consider the sodium sulfate/sodium bisulfate (Na2SO4/NaHSO4) buffeer system where Ka=1.1*10-2 for HSO4-. How Many grams of wach of these salts should you add to 1L of water in order to make the buffer pH=2.5?
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A mixture of 0.1079 M CO (g) and 0.1079 M H2O(g) was allowed to react and come to equilibrium at some temperature. If Kc = 5.668, what is the equilibrium molar concentration of H2 for the reaction?
Block 1, of mass M1= 0.550, is connected over an ideal (massless and frictionless) pulley to block 2, of mass M2. Assume that the blocks accelerate as shown with an acceleration of magnitude a= 0.350 m/s^2 and that the coefficient of kinetic frict
Identify the artists who were involved the production: the director, the production designer, and the art director. What are their roles in the overall design process?
A car drives straight off the edge of a cliff that is 49 m high. The police at the scene of the accident observed that the point of impact is 130 m from the base of the cliff. How fast was the car traveling when it went over the cliff?
A cannon is fired from the top of a castle wall. The cannonball is fired at a speed of 50 m/s and an angle of 30 degrees. A cannonnall that was accidently dropped from the top of the wall hits the moat in 1.5s. What is the balls maximim height abo
Compare the amount of .200 moles of KOH needed to neutralize 50 mL of .200 moles of HNO3 with the amount of .200 moles of KOH needed to neutralize 50 mL.
What is the core message?What is "The Spread" of the religion.Influential figures.
An aluminums container of mass 150 gm contains 250 gm of ice at -120C. Heat is added to the system at the rate of 420 joules per seconds. What is the temperature of the system after 3.5 minutes? Specific heat of aluminium = 840 J/(kgoC).
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A 2-year-old girl is evaluated for cough, runny nose, watery eyes, and fevers for a week. She also developed a diffuse rash,
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The nurse is caring for a client who is receiving internal radiation therapy for cervical cancer. Which of the following actions should the nurse take?
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