Acid-Base Titration and pH Flashcards Preview

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Flashcards in Acid-Base Titration and pH Deck (19)
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1
Q

self-ionization of water

A

process wherein 2 water molecules produce hydronium ion and hydroxide ion by transfer of proton

2
Q

pH

pouvoir hydrogène

potential of hydrogen

potential of hydronium

A

equal to negative of common logarithm of hydronium ion concentration

3
Q

pOH

potential of hydroxide

A

equal to negative of common logarithm of hydroxide ion concentration

4
Q

pH formula

A
5
Q

hydronium ion concentration formula

A
6
Q

pOH formula

A
7
Q

hydroxide ion concentration formula

A
8
Q

pH and pOH conversion formula

A
9
Q

hydronium ion concentration and hydroxide ion concentration conversion formula

A
10
Q

ionization constant

Kw

A

1.0 × 10-14M2

11
Q

acid-base indicator

A

organic compound whose color is sensitive to pH

changes colors in acids and bases

12
Q

transition interval

A

pH rance over which acid-base indicator changes color

13
Q

pH meter

A

digital tool used to determine pH of solution by measuring voltage between two electrodes placed in solution

14
Q

titration

A

controlled addition and measurement of amount of solution of known concentration required to react completely with measured amount of solution with unknown concentration

15
Q

equivalence point

A

point in titration at which 2 solutions are present in chemically equivalent amounts

16
Q

end point

A

point in titration at which acid-base indicator changes color

17
Q

standard solution

known solution

A

solution used in titration that contains precisely-known concentration of solute

18
Q

primary standard

A

highly purified solid compound used in titration to check concentration of known solution

19
Q

concentration of unknown solution in titration formula

A

Cunknown × Vunknown = Cknown × Vunknown