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Consider the titration of 48.5 mL of 1.2 M NaOH with 1.0 M HCl. Find the pH at the following points.
a) At the start of the titrationb) At the equivalence pointc) After the addition of a large excess of the acid solution (in comparision with the acid volume needed to reach the equivalence point)d) Tell how many milliliters of acid are required to reach the equivalence point.
involves an analyte which is physically separated from all other components of the sample and solvent?
Write a molecular equation for the reaction sodium bromide and sulfuric acid (states of reactants and products must be shown)
During ther processing of black-and-white film, excess silver (I) halides are removed by wadhing the film in a bath containing sodium thiosulfate. This treatment is based on the followig complexation reaction:
a patient weighs 165 pounds and is to receive a drug at a dosage of 45.0 mg per kg of body weight. the drug is supplied
For each of the following reactions, calculate the grams of indicated product produced when 20.0 g of each reactant is used: a) 4Al(s)+3O2(g)-->2Al2O3(s) (Al2O3). b) 3NO2(g)+H2O(l)-->2HNO3(aq)+NO(g) (HNO3). c)C2H5OH(l)+3O2(g)-->2CO2(g)+3H2O(g) (H..
Determine how many milligrams of H 2 O are present in sample If the freezing point of a 100.0g sample of 2-methyl-2-propanol =24.59C?
In the reaction of 3-methyl-2-butanol and HBr, determine the products that would be made. Explain why the experiment will not be as successful for production of an alkyl bromide as the reaction of 1-butanol with HBr.
A solution contains one or more of the following ions: Pb 2+, Ca 2+, and Zn 2+. When sodium chloride is added to the solution, a precipitate forms
At a certain temperature, the pH of a neutral solution is 7.72. What is the value of Kw at that temperature
suppose the actual yield is 7.52 of CH3OH. what is the % yield?
The Born-Haber cycle is a series of steps that represent the formation of an ionic compound from a metal and a nonmetal. For example, the steps in a Born-Haber cycle for the formation of NaCl(s) consist of sublimation of the metal Na atom
Using the thermodynamic cycle in the tight binding KNI-764/HIV-1 protease example discussed in class, derive the Kapp= KKNI-764/(1+KAc-pepstatin[AcPepstatin]) for the apparent affinity constant (Kapp) for the competition assay between the weak (Ac..
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