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Calculate the percent ionization of 8.0×10?2 M lactic acid (Ka = 1.4x10^-4) Calculate the percent ionization of 8.0×10?2 M lactic acid in a solution containing 4.5×10?3 M sodium lactate.
Isopropyl alcohol is mixed with water to produce a 31.0% (v/v) alcohol solution. How many milliliters of each component are present
What is the theoretical yield (in grams) of gold when 1.378 L of hydrogen gas (density = 0.0902 g/L) reacts with 20.14 g of gold(III) chloride in solution
If a 55 laboratory mouse is exposed to 21.5 rad of radiation, how much energy was absorbed by the mouse's body
A sample of carbon monoxide gas whose mass is 7.75 g is heated from 25 oC to 166 oC at a constant pressure of 5.52 bar.
What effect would an increase in temperaure have on the experimentally determined Ksp of KHT?
7.39 mmol of base was used when titrating 432 mg of a monoamine monocarboxylic amino acid from pH 0.8 to 12.0. What is the name of the amino acid
Consider the reaction, 2 D(g) + 3 E(g) + F(g) => 2 G(g) + H(g) When [F] is decreasing at 0.60 mol/Ls, how quickly is [G] increasing
Tungsten is usually produced by the reduction of WO3 with hydrojen as shown by the equation; WO3(s) + 3 H2(g) ? W (s) + 3 H2O (g) The enthalpy for the reaction,(delta H rxn ) ?H°rxn is + 114.5 kj. The entropy for the reaction (Delta S rxn) ?S°rxn i..
How do you calculate how mangy grams of a solid to dissolve in water to make a solution given the milliliters and the molarity? Such as given 100 mL of .1000 M Sr(NO3)2.
What is the minimum amount of 5.2 M H2SO4 necessary to produce 23.0 g of H2? according to the following reaction. 2Al(s)+3H2SO4(aq)-->Al2(SO4)3 (aq)+3H2(g)
Calculate the concentration of the Ca2+ in ppm (or mg/L) using the correct number of significant figures assuming the 1.0 HCl has a density of 1.000 g/mL. Show these calculations clearly in your notebook and on your report form. Recall that calciu..
You have successfully purified a protein to homogeneity. From gel permeation chromatography studies, you determine that the protein has a molecular weight for 235,000 daltons.
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