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Choose the selection which correctly identifies the sets of hybrid orbitals used by central atoms to form bonds in both of the molecules and/or ions whose formulas are given below: IF4- and BCl4- a) The central atom of IF4- uses sp3d2 hybridization and the central atom of BCl4- uses sp3d hybridization. b) The central atom of IF4- uses sp3d2 hybridization and the central atom of BCl4- uses sp3d2 hybridization. c) The central atom of IF4- uses sp3d2 hybridization and the central atom of BCl4- uses sp3 hybridization. d) The central atom of IF4- uses sp3 hybridization and the central atom of BCl4- uses sp3d hybridization. e) The central atom of IF4- uses sp3d hybridization and the central atom of BCl4- uses sp3 hybridization.
The solubility of silver phosphate in pure water and Na3PO4, Silver Phosphate, Ag3PO4, is an ionic compound with a solubility product constant Ksp of 206 x 10 ^ - 18.
Express the concentration of 3 % H2O2 solution as molality and in a mole fraction. Explain the meaning of the mole fraction.
A 1.013-g sample of ZnSO4xH2O is dissolved in an aqueous solution of BaCl2. The pure BaSO4 precipitate is filtered out of solution, dried, and its mass is determined to be 0.9400 g. What is the value of x in ZnSO4xH2O?
Calculate the mole fraction of ethanol, C2H5OH, in a solution that contains 230. grams of C2H5OH and 312 grams of benzene, C6H6.
Select the most appropriate explanation of the following observation on solubility: "Hydrogen chloride, HCl, is very soluble in water." Water is a polar solvent, and it promotes the ionization of many polar molecules.
How many grams of butane must be burned to provide the heat needed to melt a 85.0-g piece of ice (at its melting point) and bring the resulting water to a boil (with no vapourization)? Assume a constant pressure of 1 bar and use the following data
The temperature of the calorimeter increased to 54.080C. Calculate the ?H for the reaction. You may assume the butter is pure glyceril tristearate (C57H110O6).
A reaction takes place inside a constant pressure calorimeter. The heat absorbed by the calorimeter is measured to be +15J.
A 30.5-g sample of an alloy at 93.0°C is placed into 50.0 g of water at 22.0°C in an insulated coffee cup with a heat capacity of 9.2 J/K.
Calculate the quantity of heat in kJ, associated with a 33.5 degrees Celsius in temperature in a 5.85kg aluminum bar ( specific heat of aluminum= 0.903 J g-1 C-1 )
identify the two compounds that are likely to undergo homolytic bond cleavage, and show the mechanism for hemolytic bond cleavage.
Using standard reduction potentials, calculate the standard E0 cell, (emf), for each of the following reactions. 1. Show half reactions 2. Balance and gain electrons 3. Write overall reaction of each
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