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Solutions Flashcards

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1
Q

What are solutions?

A

Homogeneous mixture with particles finely distributed

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2
Q

What r the ingredients in a solution?

A

Solute + solvent

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3
Q

Solute vs solvent?

A

U- what gets dissolved. V- what does the dissolving

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4
Q

2 ex of solvent

A

Hot coffee, water

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5
Q

2 ex of solute

A

Salt, sugar

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6
Q

3 ways to speed up dissolving process

A

Stirring
Increasing temp
Increasing surface area

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7
Q

What’s solubility? What’s concentration?

A

S- max amount of solute that can be dissolved in a solvent at a given temp
C-% by volume of a solute in a solvent

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8
Q

Properties of diluted solution?

A

Small amount of solute in solvent

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9
Q

Properties of concentrated solutions?

A

High amount of solute in solvent

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10
Q

What are unsaturated solutions?

A

Able to dissolve more solute at given temp

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11
Q

What are saturated solutions?

A

Contains all solute it can at given temp

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12
Q

Supersaturated solutions?

A

Contains more solute than it can hold

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13
Q

What r acids?

A

Substances that produce hydrogen ions in solution

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14
Q

2 ex of acids?

A

Lemon juice, car battery

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15
Q

What r bases?

A

Substances that produce hydroxide

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16
Q

What r properties of acids?

A

Sour taste
Electrolytes
Corrosive

17
Q

What r properties of bases?

A

Bitter taste
Often slippery ( in solutions)
Strong bases = corrosive

18
Q

2 ex of bases?

A

Sea water?
Drain cleaner
Bleach?

19
Q

Whats ph scale? What does it range from?

A

% of hydrogen ions in substance
0-14

20
Q

What does ph measure?

A

Concentration of hydrogen ions

21
Q

What is a neutral ph solution?

A

Blood

22
Q

What are ph indicators?

A

Organic compounds that change colors in presence of acids or bases

23
Q

How are salts formed?

A

When negative ions of an acid combine with positive ions of a base

24
Q

Distinguish between strong acids and bases

A

A- fully ionize in water
B- fully disassociates

25
Q

Distinguish between weak acids and bases

A

A- partially ionize
B- partially disassociates

26
Q

Difference between strength and concentration

A

S- how acidic a basic solution is. Strong/weak
C-indicates amount of solute dissolved in solution

27
Q

Is it possible to have diluted solutions of strong acids and bases

A

Yes 😁👍

28
Q

Is it possible to have concentrated solutions of weak acids and bases

A

Yes 🥳👍

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