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a 0.336 gram sample of sodium carbonate required 28.6ml of a sulfuric acid solution to reach the endpoint for the reaction Na2CO3 + H2SO4 -----> H2O + CO2 + Na2SO4
How many grams of FeSO4.(NH4)2SO4.6H2O (MW = 392.14) must be dissolved and diluted to 250.0 mL to prepare an aqueous solution that is 10.00 ppm Fe2+
In a cell constructed between a compartment containing a zinc electrode immersed in a 0.1 M ZnSO4 (aq) solution and a compartment containing a copper electrode immersed in a 0.1 M CuSO4 (aq) solution,
At 25 degree celcius ,the second order reaction NOCL(g) - NO (g) + 1/2 CL2 (g) is 50 % complete after 5.82 hours when the initial concentration of Nitrosyl chloride is 4.46 ml/L.what time will it take for the reaction to be 75 % complete.
Imagine two solutions with the same concentration and the same boiling point, but one has benzene as the solvent and the other has carbon tetrachloride as the solvent
A 0.062 M aqueous sample of species y was analyzed by atomic absorption spectroscopy at 525 nm and in a 1.00-cm cell and yielded a %T value of 70.19 % . Calculate the molar absorptivity of species y.
condensed form in order of increasing orbital energy as a string without blank space between orbitals.
a sample of nitrogen gas occupies 1.55 L at 27.0 C and 1.00 atm pressure. What will the volume be -100 C and the same pressure?
What volume of carbon dioxide measured at STP will be formed by the reaction of 1.43 mole of oxygen with 0.900 mole of ethyl alcohol?
when a metal was exposed to light at a frequency of 4.63*10^15 Hz, electrons were emitted with a kinetic energy of 3.10*10^-19 J.
When a charge transfer electrode reaction occurs at a very slow rate, the concnetration on the surface of the electrode is ____ than the bulk concentration.
Which of the following reactions is (are) oxidation-reduction reactions? Explain your answer briefly.
Identify the type of interactions involved in each of the following processes taking place during the dissolution of sodium chloride in water. -Interactions between water molecules
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