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If 3.55 g of CuSO4 are dissolved in 925 mL of 0.30 M NH3, what are the concentrations of Cu2+, Cu(NH3)42+, and NH3 at equilibrium Kf, Cu(NH3)42+= 1.1 x 1013 . Assume that most of the Cu2+ is converted to the complex since K is a very large number.
How many moles of hydrogen are present in a 26.3 mL sample at 19 degrees celsius and 744 torr?
The frequency doubled output of a Nd3+ YAG laser has a wavelength of 532nm. If each pulse of light has a total energy of 0.550J and the repetition rate of the laser is 30Hz
Calculate the final volume of the gas,and express your answer in milliliters and determine the pressure in the flask if the temperature is raised to 25 degree celcius?
What do you notice about the element Technetium (Tc) compared to the other elements around it? You see the same thing as some of the very heavy elements
What is the experimental yield (in g of precipitate) when 15.4 mL of a 0.6 M solution of iron(III) chloride is combined with 19.8 mL of a 0.719 M solution of lead(II) nitrate at a 80.1% yield
If the temperature in the laboratory is 22.7oC and the atmospheric pressure is 0.966 atm, what volume would be occupied by the carbon dioxide produced in this reaction (in cm3)?
A solution is prepared by adding 1.10 g of solid NaCl to 50.0 mL of 0.100 M CaCl_2. What is the molarity of chloride ion in the final solution? Assume that the volume of the final solution is 50.0 mL.
If all of this O3 is converted to oxygen, O2, at the same temperature and pressure then what will be the volume of the oxygen formed?
What is the pH of 50 mL of .122M sodium glycinate titrated with .100M HCL at second equivalence point
What would you expect the structure of the dinitro ester to be? Consider the directing effects of the ester and the first nitro group upon the addition
Cosider a light sensitive reaction. What energy, in joules per photon, is needed to drive the reaction if delta H rxn is equal to 305 kJ/mol?
Calculate concentration of soil organic matter in content given the concentration of organic carbon
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