Calculate the ph at the equivalence point for the following
Calculate the pH at the equivalence point for the following titration: 0.10 M HCN versus 0.10 M NaOH. The Kb of CN- = 2.0 x 10-5.
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A saturated aqueous solution of lead(II) iodate, Pb(IO3)2, contains 3.1 x 10-5 M Pb+2 at 25°C. Assuming an ideal solution, and assuming no reaction of the ions with water, calculate the Ksp of lead(II) iodate at that temperature.
Calculate the project's expected NPV, standard deviation, and coefficient of variation. Round your answers to two decimal places. Enter your answers for the project's expected NPV and standard deviation in millions. For example, an answer of $13,0
welding machine draws a 18A of current at 240V. When it is inadvertently connected to a 120V outlet, the current in it is 10A. Is the machine's resistance ohmic
About 30% of hospital admissions for diabetic patients because of some kidney problems. In a sample of 10 diabetic admissions, find the probability that none is related to a kidney problem?
Given the following circuit, in which R1 = 200 (Ohm), R2 = 100(Ohm), V1 = 6 V, and V2 = 3 V. Assume the diode turn-on voltage is 0.7 V. Find the current through the circuit. Find the voltage V1 for which the diode just starts to conduct.
The largest fusion bomb ever detonated (called the Tsar Bomba) was tested by the Soviet Union in 1961. If this bomb used the deuterium-deuterium fusion reaction, how many kilograms of deuterium were required
Write an essay about goals for graduate Education major including questions that answer in the education program specifically in Maryville University in the US?
Tangshan Coal, Inc. just issued a 10 percent, 25-year bond with a $1,000 par value that pays interest semiannually. (a) How much can the investor expect in annual interest (in dollars)?
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You are a social worker working with foster children. You are making a home visit to Katie, age nine, and her foster family.
Outline a social issue that is important to you. Describe why it is important to you, why it is important from a societal perspective and how you think
Early food experiences can impact development over several learning domains, including Social and Emotional Development, Language
Problem 1: Identify a specific theory of cognitive or moral development, and summarize the major assumptions.
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Bearing in mind that there may be several, choose a social, behavioral, or cultural factor associated with your selected domestic violence
Question: Jena and Ben are employees of Big City Electronics. They began to have a consensual sexual relationship.