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11 Chemistry > Unit 4- Solutions > Flashcards

Unit 4- Solutions Flashcards

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1
Q

You can dilute a solution by adding what

A

More solvent

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2
Q

Solutes and solvents can be

A

Solid liquid or gas

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3
Q

Gas in solid

A

Air bubbles in ice

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4
Q

Liquid solute and solid solvent

A

Mercury in silver

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5
Q

Dissociation equations show how things

A

Dissolve

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6
Q

A substance is polar if the difference in electronegativity is

A

0.41-1.69

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7
Q

Non polar molecules have a difference in electronegativity by

A

<0.4

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8
Q

Non polar molecules are symmetric or non symmetric?

A

Symmetric

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9
Q

Molartiy =

A

Mol per L

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10
Q

Presence of ions can be determined by what

A

Colour or a flame test

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11
Q

Ionic equation shows what

A

All soluble compounds

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12
Q

A net ionic equation shows what

A

Shows only ions involved in the reactions

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13
Q

List how to create net ionic equation

A 
Identify reaction and products 
Word equation 
Solubility
Indicate states of reactants
Correct formulas
Balance equation
Write total ionic equation leaving precipitates in compound
Cancel spectator ions
Write out what's left
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14
Q

Arrhenius recognized what

A

Acids react with water to produce electricity

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15
Q

Bases react with water to produce what

A

Hydroxide ions

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16
Q

NH3 + H2O =

A

NH4 + OH

17
Q

Do strong acids and bases completely ionize or not

A

Completely ionize

18
Q

Order these acids from strongest to weakest: HCl HI HBr HNO3 HClO H2SO4

A 
HClO4 
HI 
HBr 
H2SO4 
HCl
HNO3
19
Q

Give examples of strong bases

A

Group one
Ca
Be
Sr

20
Q

Do polar molecules have high or low solubility

A

High solubility

21
Q

____ acids donate protons in steps

A

Polyprotic

22
Q

___ substances behave as acids or bases

A

Amphoteric

23
Q

When water accepts protons a ___ is created

A

Bases

24
Q

When substances donate protons ____ are produced

A

Acids

25
Q

The pH scale is based on what

A

The quantities of hydronium and hydroxide

26
Q

Low solubility produces what

A

A precipitate

27
Q

The Arrhenius theory: Acid- Base-

A

Acid- H1+ Base- OH1-

11 Chemistry (3 decks)

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