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35.6 ml of .75 M NaOH were required to neutrilized 60.0 ml of H2SO4 solution. If the density of sulfuric acid is 1.05 g/ml in the original 1 L solution, then find the weight percent of sulfuric acid in solution.
Compute the enthalpy change for the dissolution of ammonium nitrate express your answers in units of kJ/mol.
Calculate the concentrations of all species in a 1.73 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1 = 1.4× 10-2 and Ka2 = 6.3× 10-8.
Heat of Combustion Calculation, Calculate the heat of combustion of cyclohexatriene using the bond energies for C=C,C-C, and CH provided below
Which radio station broadcasts at a longer wavelength: 93.9 FM or 104.3 FM? To support your answer, list the actual wavelength values and units for each of these radio stations.
When a mole of C2H4 is combusted it reacts with 3 moles of O2 to produce CO2 and H2O. How many moles of CO2 and how many moles of H2O are produced?
Determine how many liters 8.93 g of carbon dioxide gas would occupy at 150°C and 1.00 atm
Given the following balanced reaction, if a mixture of 1.50 mol of Al and 3.00 mol of Cl2 are allowed to react, how many moles of AlCl3 are formed, assuming a 75% yield?
A sample of iron was dissolved iin hydrochloric acid. The liberated hydrogen was collected by displacement of water. The hydrogen occupied 262 mL at 26 c.
Benzyl ethyl ether reacts with concentrated aqueous HI to form two initial organic products (A and B).
Calculate the pH of the final solution after 250 mL of a 0.157 mol dm-3 solution of HCl is added to 500 mL of a 0.103 mol dm-3 solution of NaCN (Ka HCN = 6.2 × 10-10).
At a certain temperature, a volume of 100 mL of saturated barium carbonate solution contains 0.00216 g of BaCO3 (MW=197.3 g/mol).
The density of germanium is 5.325 g/cm3. If you made a 5.3-nm diameter quantum dot of germanium, how many Ge atoms would it contain? Assume the dot is spherical.
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