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When naphthalene is sulfonated with H2SO4, two sulfonic acid products are formed. Draw structural formulas for each product.
What type of crystal lattice does each metal form. the number of atoms per unit is given in parentheses. Ni (4) , Cr (2) , Ca (4)
Explain the dissolution of the sulfides of copper, bismuth and cadmium in nitric acid. Include ionic equations. If a yellow precipitate is obtained upon addition of hydrogen sulfide to an unknown solution of Group II cations, which ions are probably..
Write a balanced chemical equation for this neutralization reaction. b. 15.00 mL of an oxalic acid solution of unknown concentration was titrated to an endpoint with 0.0988 M NaOH solution.
Calculate the osmotic pressure of a 20% sucrose solution given that the molecular weight of sucrose is 342g.
Reactions of alcohols with hydrogen halides yield the important class of compound known as alky halides. Reactivity towards the hydrogen halides with an alcohol decreases
Write the Henderson-Hasselbalch equation for a solution of propanoic acid (CH3CH2CO2H, pKa = 4.874 ) using HA and A- in the expression. Using this equation, calculate the quotient [A-]/[HA] at A) pH 4.01 B) pH 4.874 C) pH 5.20
What is the cell potential for the reaction Mg(s)+Fe2+(aq) -> Mg2+(aq)+Fe(s) at 63 degrees celsius when [Fe2+] = 3.50M and [Mg2+] = 0.310M. Express your answer to three significant figures and include the appropriate units.
Calculate the total mass of the neutrons in 19/9F. Use 1.008665 amu as the mass of 1/0N(mass of a neutron). Express your answer in atomic mass units to 7 significant figures. Calculate the mass defect of 19/9F. Use 18.9984 amu as the actual mass o..
calculate the number of grams of iron and the number of grams of carbon dioxide formed
the partition coefficient between ligroin and water for solute a is 4. what weight of a would be removed from a
The quality of a two-phase liquid-vapor mixture of H2O at 40Oc with a specific volume of 10m3/Kg is
How is it possible for temperatures below the ice to be actually warmer than surface temperatures
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