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Compute the pH for each of the subsequent cases in the titration of 50.0mL of 0.110 M HClO(aq) with 0.110 M KOH(aq). The ionization constant for HClO IS 4.0×10-8
(a) Before addition of any KOH (b) after addition of 25.0mL of KOH (c) after addition of 40.0mL of KOH (d) after addition of 50.0mL of KOH (e) after addition of 60.0mL of KOH = 12.16
Draw a mechanism for the electrophilic aromatic substitution of azulene with NO2 please show bond forming arrows.
Write the chemical equation for the formation of HBr from H and Br atoms. Lone pairs do not need to be included. Using the table of bond energies determine the ?H for the above reaction. (KJ/Mol)
calculate the E cell when [Zn^+2] = 0.10M and [Cu^+2] = 2.0 x10^-4M. Is the reaction Spontaneous or Non- spontaneous?
Molecules which are polar overall exhibit a property called a dipole moment. Which of the following possesses polar bonds but has no dipole moment
If a reaction is reversible, what are the relative amounts of reactant and product at the end of the reaction
The following species, which is the best oxidizing agent and which is the best reducing agent
Solid NaF has the so-called NaCl structure. The shortest distance between the centre of a sodium cation and the centre of a fluoride anion is 231.5 pm.
Equal volume of 0.220 M AgNO3 and 0.140 M ZnCl2 solution are mixed. calculate the equilibrium concentration of Ag+ and Zn2+
suppose 1.5 mol of methane is allowed to react with 4 mol of oxygen. what is the limiting reagnant?
Vitamin C, Molar mass 176.12 g/mol, is a compound of C, H, and O, and found in many natural sources, especially citrus fruits. When 1.000 g sample of vitamin C is burned in a combustion apparatus, the following data are obtained
what is the flow of the gulf stream in milliters per minute (b) what mass of water in the gulf stream flows past a given point in 24 hours? the density of seawater is 1.025 g/ml
A given PH meter can be read with a standard deviation of +- PH units throughout the range 2 to 12 calculate the standard deviation of [H3O+] at each end of this range
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