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Depending on temperature, RbCl can exist in either the rock-salt or CsCl structure type. Give the cation and anion coordination number for each structure type. In which will Rb have the larger apparent radius?
Assume that an air conditioner consumes 1.50 X 103 W of electrical power, and that it can be idealized as a reversible Carnot refrigerator. If the coefficient of performance of this device is 2.50, how much heat can be extracted from the house in ..
A mixture consists of lithium carbonate (Li2CO3) and potassium carbonate (K2CO3). These react with hydrochloric acid as follows.
What is the concentration of Cu^2+ in the other half-cell? (Assume the concentration in the unknown cell to be the lower of the two concentrations.
What is the hydronium ion concentration of a solution with an hydroxyl ion concentration of 1.8 x 10^-10 M? D) What is the hydronium ion concentration of a solution with an hydronium ion concentration of 5.13 x 10 ^-9 M?
A solution of PbI2 has [Pb2+] = 4.5 x 10-5 and [I-] = 6.5 x 10-4. PbI2 has Ksp = 8.7 x 10-9. Write down the reaction that is taking place. Calculate Q.
What is the volume of 455 mL of oxygen gas at 67.0°C and 300. mm Hg if the conditions are adjusted to 890. mm Hg and 107°C? Assume the amount of gas is held constant.
in a 50.0 l container 4.00 moles of chlorine and 2.00 moles of bromine are placed and kept at 293.0 k until equilibrium
Calculate the molar mass that would be obtained from the actual experimental data under the following conditions. The unknown is methyl propyl ether (CH3OC3H7)
Calculate the energy change for the alternative reaction that yields chlorine sodide (Cl+Na-) . 2Na(s) +Cl2 (g) yeilds 2Cl+Na+(s) Assume that the lattice energy for Cl+Na- is the same as that for Na+Cl-
If all of the phosphorus in a 3.00 g sample of MgNH4PO4 is extracted and used to make diphosphorus pentaoxide, what mass of P2O5 can be produced?
Will the mixed function of desaturases function under strictly anaerobic conditions? Explain.
Calculate the rms veloctiy of each gas at this temperature. b) Calculate the average kinetic energy per mole and per molecule for each gas.
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