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A copper storage tank containing dilute H2SO4 at pH 0.1 is blanketed with hydrogen at 1 atm. Calculate the maximum Cu(2+) contamination os the acid in moles Cu(2+) per liter. What is the corresponding contamination if the hydrogen partial pressure is reduced to 10^-4 atm?
if the methane contained in 3.00 of a saturated solution at 25 was extracted and placed under stp conditions what
What is the charge associated with each side of the HI molecule? Express your answer in Coulombs to three significant figures.
A stereoselective reaction is a reaction that yields predominantly or exclusively one stereoisomer when two or more stereoisomers are possible. What reaction is stereospecific but not stereoselective
If a buffer solution is 0.230 M in a weak acid (Ka = 3.8 × 10-5) and 0.410 M in its conjugate base, what is the pH
What is the mole fraction of solute and the MOLAL (MOLALITY NOT MOLARITY!!!!!) concentration for an aqueous solution that is 14.0% NaOH by mass
freezing point 0.00°C boiling point 100.00°C Kf 1.86°C/m Kb 0.512°C/m What is the freezing point of a solution of glucose, a nonelectrolyte, that contains 91.0 g of C6H12O6 dissolved in 323 g of water? Use molar masses with at least as many signif..
Ttotal ammonia concentration = 0.400 M. determine What is the concentration of NH 4 + ?
Select each side of the mass balance equation for an Fe3(PO4)2 solution where the existing species are Fe2 , PO43-, HPO42-, H2PO4-, H3PO4, FeOH?
Calculate the molar mass of sucrose. How many mol sucrose did you start with in this lab?
The rate law of a given reaction is rate=k[reactant]^2, with k=2.64 x 10^-4 M-1min-1. If the initial concentration is 0.0250 M, what is the initial rate?
Calculate the minimum pH difference between the stroma and lumen, so that three protons passing through an ATP synthase would provide enough energy for the generation of one ATP molecule
What is the minimum concentration of ammonia that should dissolve AgBr to produce a 0.01 M Ag(NH3)2+ solution
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