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Problem- The Ksp of zinc hydroxide, Zn(OH)2, is 3.00 x 10^-17. Calculate the molar solubility of this compound.
Give reasons or calculations to sustain your answer
Tungsten has a boy-centered cubic unit cell and an atomic radius of 141 pm. What is the density of solid tungsten.
Obtain an expression in terms of G giving the number of grams of H20 that can be formed by the combustion of G grams of butane in excess oxygen
Question- In each of the following equations, indicate the element that has been oxidized and the one that has been reduced. You should also label the oxidation state of each before and after the process
Why does tellurium have an endothermic electron affinity. In other words, why would it take energy to add an electron to it
Water boils at a much higher temperature than all other molecules of similar molecular weight because: it makes very strong hydrogen bonds
All useless answers. Shouldn't lose points if answers are not helpful. A 0.4863-g sample of primary standard sodium carbonate (Na2CO3, fw 105.988) was treated with 40.00-mL of a dilute perchloric acid (HClO4, fw 100.458) solution.
For reaction a+ b = c the colorless reactants produce deep red complex. Heating makes the color dissapear. Once cooled the deep red color retuns
Calculate the binding energy per nucleon (in MeV) for P-32 (atomic mass = 31.9739 u). mass H = 1.007825 u and mass n = 1.008665 u.
suppose that you are performing an extraction of an aqueous solution with an organic solvent that has a density less than water. Propose a method to identify and collect only the organic solvent. Assume that water and your solvent of interest are ..
Identify the property of gas that is measured in each of the following: a) 425 K; b) 1.0 atm; c) 10.0 L; d) 0.50 mol of He.
Calculate the concentration of acid(or base) remaining in solution when 5.39mL of 6.93M HNO3 is added to 9.37mL of 8.37M NaOH. Note the final volume is the sum of two added volumes. which of the following statement is true for the solution after m..
If a 2.490 mol quantity of NOCL was primarily placed in a 1.450 L reaction chamber at 400 C. After equilibrium was established it was found that 25.10 percent of the NOCL had dissociated. Compute the equilibrium constant Kc.
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