Calculate the ph of the 020 m nh026 m nhcl buffer what is
Calculate the pH of the 0.20 M NH/0.26 M NHCl buffer. What is the pH after the addition of 20.0 mL of 0.050 M NaOH to 90.0 mL of the buffer solution? The Kb of ammonia is 1.8 x 10-5.
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How the technology can help organizations to reach resources that are unthinkable before. And he wants a relevance of this introduction to the discussion. So please help me to write a proper explanation.
Plot a graph showing the discarge per unit width per unit width q for various depths if the specific energy remains constant at this value. What will be the depth when the discharge is 1/3 of the discharge at critical depth
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Niagra falls measures 160 feet in height. Based on reasonable assumptions estimate the change in entropy for the water from the top of the falls to the bottom in kJ/kg*K.
Find the period of the alternating vortices shed from a boulder in a river under the following conditions: diameter of cylindrically-shaped boulder is 1 m; approach velocity is 1 m/s; water temperature is 15.6 C.
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Exactly 100 mL of 0.15 M HNO2 is titrated with a 0.15 M NaOH solution. What is the pH at the equivalence point. The Kb of NO2- is equal to 2.2 x 10-11.
Through the process of developing and implementing their ergonomics programs these persons have gained a good working knowledge of the ergonomic risk factors that are most likely to be present in their workplaces.
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