Chemistry, 30.03.2021 02:30, trinidydavis
In a 0.100M solution of a weak polyprotic acid what is the equilibrium concentration of A-2?
H2A+H20-H30+A-2
Ka1=7.5x10^-5
Ka2=6.2x10^-8
answer= ?x10^?
Answers: 1
Chemistry, 22.06.2019 18:10, ellemarshall13
Measurements that have similar values are: a. usually accurate b. sometimes accurate c. always accurate d. never accurate
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Chemistry, 22.06.2019 22:30, skinniestoflegends
Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.
Answers: 2
In a 0.100M solution of a weak polyprotic acid what is the equilibrium concentration of A-2?
H2A+H2...
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