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A mineral crystallizes in a cubic closest packed array of oxygen ions with aluminum ions in some of the octahedral holes and magnesium ions in some of the tetrahedral holes.
(a) Deduce the formula of this mineral.
(b) Predict the fraction of octahedral holes and tetrahedral holes that are filled by the various cations. octahedral holes filled with aluminum ions and tetrahedral holes filled with magnesium ions.
When 2-bromopropane reacts with ethoxide ion, two products are formed; one is the product of Sn2 substitution and the other is the product of E2 elimination.
calculate the number of moles of AgCrO4(Ksp=9.0x10^12) that will dissolve in 1.00L of 0.010 M K2CrO4 solution. what will be the ion concentrations at equilibrium?
Consider the titration of 46.0 mL of 1.2 M NaOH with 1.0 M HCl. Find the pH at the following points. A)After the addition of a large excess of acid
Write the net ionic equation for the reaction. Calculate the equilibrium constant for the reaction.
find the molarity of an unknown NaOH solution if 0.5536 g of the KHP required 37.00 mL of a NaOH solution.
You have 250.0 mL of a 0.56M solution of sodium acetate. How many mL of 0.50M acetic acid should be added to make a buffer of pH 4.40.
?Hf0 for the formation of rust (Fe2O3) is -826 kJ/mol. How much energy is involved in the formation of 5 grams of rust.
Estimate how many barrels of fluid this tank could hold. Clearly state any assumption you must make to determine this and explain how you arrived at your assumption
When 1.00 g of urea (CO(NH2)2) is dissolved in 200g of solvent A, the freezing point is lowered by 0.250C. When 1.50 g of the nonelectrolyte Y is dissolved in 125 g of the same solvent
A solution of ethanol (C2H5OH) in water is prepared by dissolving 60.0 mL of ethanol (density = 0.79 g/cm3) in enough water to make 235.0 mL of solution. What is the molarity of the ethanol in this solution?
Carbon-carbon single bonds in organic molecules have energies about 350 kj/mol. What is the corresponding wavelength.
The acid-dissociation constant for hypochlorous acid (HClO) is 3.0x10^-8 A)Calculate the concentration of H30+at equilibrium if the initial concentration of HClO is 9.0×10-3
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