Chapter 18 Flashcards

1
Q

What is Kw?

A

Kw=[H+][0H-]

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2
Q

What’s the pH?

A

pH=-log10[H+]

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3
Q

What is a strong acid?

A

A good proton donor

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4
Q

What is a weak acid?

A

A poor proton donor

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5
Q

What is the acid dissociation constant?

A

Ka=[H+][A-]
———
[HA]

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6
Q

How do you know an acid is a weak acid?

A

If the value of Ka is less than
-2
10

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7
Q

Titrating and strong acid against a strong base

A
Strong Acid:HCl
Strong Base: NaOH
Starts:1
Jump:3-10
Indicator: Litmus, Methyl Orange, Phenolphthalein
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8
Q

Titrating a strong acid against a weak base

A
Acid: HCL
Base: NH3
Starts:1
Jump:3-7
Indicator: Methyl Orange
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9
Q

Titrating a weak acid against a strong base

A
Acid: CH3COOH
Base:NaOH
Start:3
Jump:7-11
Indicator: phenolphthalein
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