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Science > pH Investigation > Flashcards

pH Investigation Flashcards

1
Q

Acids usually taste…

A

sour

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2
Q

What is the pH value of Acids?

A

0-6

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3
Q

What is OH-

A

hydroxide ions

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4
Q

What is H+

A

hydrogen ions

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5
Q

What is the concentration of OH- (hydroxide ions) in acids

A

Less

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6
Q

Concentration of H+ ions in acids

A

Lots

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7
Q

Colours of Acids?

A

red or orange

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8
Q

What is the pH value of neutrals

A

7

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9
Q

How much OH- and H+ ions do neutrals have

A

Equal

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10
Q

What colour is Neutral on the pH Scale?

A

Green

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11
Q

pH value of alkaline/basic?

A

8-14

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12
Q

Colours of basic liquids

A

blue or purple

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13
Q

How much Oh- (hydroxide) in basics

A

Less

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14
Q

How much H+ (hydrogen) in basics

A

Less

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15
Q

What do Basics taste like?

A

bitter

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16
Q

What is an example of an acid?

A

citric acid

17
Q

What colour does red litmus paper turn into with acids

A

stays red

18
Q

What colour does blue litmus paper turn into with acid

A

red

19
Q

What is an example of a bases

A

sodium hydroxide

20
Q

What colour does red paper turn into with bases

A

blue

21
Q

What colour does blue paper turn into with bases

A

blue

22
Q

What colour does red paper turn into with neutral

A

red

23
Q

What colour does blue paper turn into with neutral

A

blue

24
Q

Example of Neutrals

A

water

25
Q
A

Science (5 decks)

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