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Honors Biology > Quiz #5 > Flashcards

Quiz #5 Flashcards

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0
Q

What happens during the ionization of water

A

Hydrogen and OH- split

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1
Q

You get acids and bases through

A

Ionization of water

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2
Q

Acids are solutions that

A

Are full of hydrogen ions

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3
Q

Bases are solutions that

A

Are full of hydroxide/hydroxyl ions

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4
Q

Salts are

A

Ions that are not hydrogen of hydroxide

They bond easily because are unstable

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5
Q

Buffers are also known as

A

Alkaline a

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6
Q

Buffers/alkalines

A

Give you an alkaline test for hydroxide
They are bases
A buffer/alkaline will protect from acid rain

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7
Q

What is acid rain made of

A

H +

Making not an acid

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8
Q

You balance an acid with a

A

Base

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9
Q

If you take hydrogen from acids and add hydroxide from bases you get ______ which has a ______ pH of _____

A

Water
Neutral
7

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10
Q

The lower you get on the pH scale the _____ acidic the thing getsv

A

More

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11
Q

Polarity of a water molecule

A

Opposite charges on opposite ends of a molecule

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12
Q

Hydrogen bonding involves

A

Hydrogen being bonded to another atom or molecule or compound

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13
Q

Hydrogen bonding happens due to

A

The small size of hydrogen

This forms a relatively weak bond

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14
Q

True or false: water at tracks other ions

A

True

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15
Q

Temperature and stabilizing affects

A

Water absorbs much heat or cold before changing state

16
Q

Water absorbing much heat or cold before changing state is called its

A

High heat capacity

17
Q

Cohesion is when

A

Water sticks to water

18
Q

When water sticks to water it gets the ability to

A

Stretch

19
Q

Adhesion

A

Sticking to other matter

20
Q

During adhesion, when things stick to other matter it creates

A

Cappilary action

21
Q

Mixtures

A

Combine but not chemically

22
Q

Solutions are what kind of mixture

A

Homogeneous

23
Q

Solvent

A

Substance that dissolves another

24
Q

Solute

A

The substance dissolved by a solvent

25
Q

Water is the…

A

Universal solvent

26
Q

Two types of heterogeneous mixtures

A

Suspensions

Colloids

27
Q

Suspensions look

A

Cloudy

28
Q

In a suspension, the particles are

A

Larger then the water molecules so they can’t dissolve

29
Q

Colloids

A

Particles are smaller than suspension but larger then absolute

30
Q

In a colloid what do the molecules form

A

A matrix

31
Q

What is a matrix

A

Where the particles trap the water

Honors Biology (8 decks)

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