A chemist needs a ph 35 buffer should she use naoh with
A chemist needs a pH 3.5 buffer. Should she use NaOh with formic acid ( Ka =1.8x10-4exp.) or with aceticacid ( Ka = 1.8x10-5 exp)? Why ? What os the disadvantage of choosing the other acid ? What is the role of NaOH?
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what is the molar composition of the vapor in equilibrium with a boling liquid that has a composition of 60 a and 40
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a 684-kg bungee jumper is standing on a tall platform h0 454 m the bungee cord has an unstrained length of l0 873 m
a chemist needs a ph 35 buffer should she use naoh with formic acid ka 18x10-4exp or with aceticacid ka 18x10-5 exp
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a compound with the molecular weight of 39198 was determined to be 31 hydrogen 315 phosphorous and 654 oxygenh as in
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