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A 300.0-mL saturated solution of copper(II) peroidate (Cu(IO4)2) contains 0.44 grams of dissolved salt. Determine the Ksp .
A. 6.1 x 10-5B. 67.2 x 10-8C. 9.2 x 10-6D. 1.4 x 10-7E. 3.7 x 10-8
Perform a mole balance over all materials to find n3, the molar flow rate of heated air and water vapor leaving the lines. What is the mole fraction of water vapor in the air and water vapor mixture stream leaving the heating lines
What is the mass flow rate of methane into the heat exchanger? 162 kg/min, What rate of heat is supplied to the methane stream in order to heat it from 35.0°C to 75.0°C? 250 kW
Calculate the work done in Joules (for each case) when one mole of an ideal gas, initially at P = 9atm, T = 298K is expanded isothermally to P=1atm if
When 4.70 g of a nonelectrolyte solute is dissolved in 915 mL of water at 21 degrees C, resulting solution exerts an osmotic pressure of 839 torr.
Hydrogenation reactions are used to add hydrogen across double bonds in hydrocarbons and other organic compounds. Use average bond energies to calculate DELTA Hrxn for the following hydrogenation reaction
Determine the enthalpy change for the following reaction below using (a) standard enthalpies of formation, and (b) average bond energies. Explain why the two values might be different.
Calculate the pressure that CCl4 gas will exert at 40 degrees celsius if 1.00 mol occupies 28.0 L, assuming that: A. CCl4 obeys the ideal-gas equation
What advantages and disadvantages exist for both organic and inorganic solar cells? Describe the main barriers or technical difficulties associated with each.
For a particular reaction, Delta H = -30kJ and Delta S = -92J/K . Assume that Delta H and Delta S do not vary with temperature. Part A. At what temperature will the reaction have Delta G = 0
A solution of H2SO4 and KI is then added to conver the MnO2 to MN^2+, and the iodide is converted to I2. The I2 is then titrated with standardized Na2S2O3. Calculate the amount of O2 in 25.0mL of water if the titration requires 2.45ml of 0.0112 M N..
Using a table of thermodynamic data calculate, the Delta H degrees for the following reaction (at 25 degrees C).
B. If each mole of gas occupies 59 L under the conditions of the explosion, how many liters of gas are produced. C. Express your answer using two significant figures. How many grams OF N2are produced in the detonation
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