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Clausthalite is a mineral composed of lead selenide (PbSe). The mineral adopts a NaCl-type structure. The density of PbSe at i25 °C.is 8.27 g/cm3 Calculate the length of an edge of the PbSe unit cell.
calculate the values of E, G, and Keq for each of the following reactions at 298k. a) Sn + 2Ag^+ = Sn^2+ + 2Ag b) Cl2 + 2I^- = 2Cl^- +I2
Which is the limiting reaction and why?
After the Ketone react with sodium borohydride in ethanol. HCl be added dropwise, and then remove the ethanol by distillation, then add DCM and ice water.
If 160mL of wet H2 is collected over water at 24 degrees Celsius and a barometric pressure of 738torr , how many grams of Zn have been consumed
If 1.500 g of solute having molar mass of 125.0 g were dissolved in 35 g of camphor, what would be the resulting freezing point of the solution?
Problem- Calculate the concentrations of total acetate ion for the 7 solutions below, prepared by mixing the specified volumes of .75 M acetic acid with .75 M sodium acetate, then diluting to 100.00 ml with water.
a solution of h2so4 with unknownconcentration was titrated with the standard base with .0233molarity. a volume of
A white solid is either NaI or NaNO3. If an aqueous solution of the solid is prepared, the addition of which reagent will allow you to distinguish between the two compounds
Write the correctly balanced net ionic equation for the reaction the occurs NaOCl is dissolved in water and calculate the numerical value of equilibrium constant for this reaction.
How to synthesize benzyl-diisopropylamine. List the starting materials, solvent, reagent, and products formed, Write a mechanism for this reaction
If the following reaction has the following concentration at equilibrium. What is the equilibrium constant (k)? include units. if any [A] = 0.05 atm [c] = 0.2 atm B has a molecular weight of 200 and a beautiful orange color?
Which of the following equations represents the proper net ionic equation for the complete neutralization reaction between the weak acid HClO2 (aq) and the strong base KOH (aq)?
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