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Consider the dissolution of MnS in water (Ksp = 3.0 × 10-14).
MnS(s) + H2O(l) Mn2+(aq) + HS-(aq) + OH-(aq)
How is the solubility of manganese(II) sulfide affected by the addition of aqueous potassium hydroxide to the system?
Why is ratio the surface energy to the enthalpy of vaporization much less than one half?
Write equations for the folowing seperations. indicate any condition required for the reactions to occur, such as p.H 5. Fe2+ from Cr3+ ions
How many mL of .360M HNO3 are needed to neutralize a 22.5mL sample of .240M KOH.
Calculate the pH of a 1.36x10^-2M solution of the decongestant ephedrine hydrochloride if the pKb of ephedrine (its conjugate base) is 3.86.
Calculate kinetic energy of a 2 ton truck lumbering along at 60 mi/hr.
Suppose a solution contains 0.25 M Pb2 and 0.49 M Al3 . Calculate the pH range that would allow Al(OH)3 to precipitate but not Pb(OH)2
Determine the entropy change when 5.60 mol of HCl(l) boils at atmospheric pressure with the following information
a cylinder with a moveable piston contains 0.76 of gas and has a volume of 330 .what will its volume be if an
if the density of carbon dioxide in air is .65mg/L, what volume is occupied by 25kg of carbon dioxide?
Gold miners then react the basic aqueous product solution from the above equation with Zn dust to get gold metal. Write a balanced redox reaction for this process.
Calculate the amount of HCN that gives the lethal dose in a small laboratory room measuring 12.0 ft×15.0 ft×8.50ft.
How does this affect the reported solubility product of borax at that temperature? Explain. Temperatures can range from 4.4 degrees C, 17.1 degrees C, 34.6 degrees C, 41.6 degrees C, and 50.6 degrees C.
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