Calculate the ph after the addition of potassium hydroxide
For the titration of 50.0 mL of 0.020 M aqueous salicylic acid with 0.020 M KOH(aq), calculate the pH after the addition of 55.0 mL of KOH(aq). For salycylic acid, pKa = 2.97.
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The rigid gate, OAB, shown in the figure below, is hinged at O and rests against a rigid support at B. What minimum horizontal force, P, is required to hold the gate closed if its width is 3.9 m?
Consider a steel tank whose volume is 65.0L and which contains O2 gas at a pressure of 16,500kPa at 22 C. a. What mass of O2 gas does the tank contain? b. What volume would the gas occupy at STP?
A 5.75 sample of S02Cl2 was placed in a 2.00-L flask, initial concentration of 0.0213M. At 648k the equilibrium of SO2 is 0.01725M. What are the equilibrium concentrations of SOCl2 and Cl2?
What is the conclusion for determination of percent composition in hydrated compound experiment
A cyclic steam power plant is to be designed for a steam temperature at turbine inlet of 360 celsius and an exhaust pressure of 0.08bar. after an isentropic expansion of steam in the turbine, the moisture content at the turbine exhaust is not to exce
How many liters of water vapor can be produced if 13.3 liters of methane gas (CH4) are combusted, if all measurements are taken at the same temperature and pressure?
A gas has a volume of 4.00L at 0 degree C. What final temperature in degrees Celsius is needed to cause the volume of the gas to change to the following if n and P are not changed?
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