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20 Nov 2019

a)A 50 ml sample of barium hydroxide is titrated with 0.475 Mperchloric acid solution. The 2nd equivalence point is reached when37.5 ml of the base is added. What was the original concentrationof the barium hydroxide?

Simultaneous equilibrium For almost any aqueous chemical system there are always two or more equilibrium occurring concurrently. Each separate equilibrium can be described with a balanced equation, an equilibrium constant and the law of mass action expression. what must be true at the equilibrium condition for each and every law of mass action expression for any given equilibrium system? for those aqueous equilibrium system below(parti and part ii), the identity of the original chemical added to the system are listed. analyze each system and list below:

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O

//

CH3---CH2----CH---CH2--C

I \

CH3 OH

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|

CH3----C-----CH3

|

CH3

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