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Calculate the concentrations of the protonated and unprotonated forms of bromothymol blue in 100 mL of a pH 8.1 buffer solution to which 1.0 mL of a 0.005 M solution of bromothymol blue in 80%water/20%ethanol has been added.
What is the final concentration of a solution made from 7.8 mL of 0.92 M CuSO4 and 14.5 mL of water?
If 34.29 mL of an EDTA solution is required to react with 0.1879 G of MgCl2, what is the molarity of EDTA.
If Ecell =1.44 V for a reaction utilizing 2 moles of electrons for each mole of electrons for each mole of desired product, but measurement shows that Ecell=1.56 V and the temperature is 15 celsius, what is Q
Consider the reaction 2SO2(g)+O2(g) 2SO3(g). a) write the equilibrium constant expression for Kc. b) what is the Kc for the reaction if at equilibrium the concentrations are [SO2]=.10 M, [O2]=.12 M,and [SO3]=.60 M
Complete and balance the following equations, and identify the oxidizing and reducing agents. (Recall that O atoms in hydrogen peroxide, H2O2, have an atypical oxidation state.)
the specific heat capacity of solid ice is 2.09 jgmiddotdegc and the specific heat capacity of liquid water is 4.18
How many mL of a .175 M FeCl3 solution are needed to make 250 mL of a solution that is .300 M in Cl- Ion
How many grams of NaOH are in a 225.0 mL sample of 2.5 M solution of NaOH.? Molar mass of NaOH is 40.0 g/mol
How many moles of N2 are produced by the decomposition of 1.80 mol of NaN3?
Why is gravity filtration rather than suction filtration used to remove suspended impurities and charcoal from a hot solution. Why is a fluted filter paper used in gravity filtration
If we could take IR spectra on decanedioyl chloride and the product that you made, which of these two molecules would you expect to show higher C=O stretching frequency. Why
If 55.4 mL of BaCl2 solution is needed to precipitate all the sulfate ion in a 740 mg sample of Na2SO4, what is the molarity of the solution?
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