pH Flashcards by Chanuki JAYANETTI | Brainscape

Q

pH scale length

A

0 -> 14

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Q

what is a pH scale used for

A

to measure how acidic or basic a substance is

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Q

acidic solution

A

more hydrogen ions than hydroxide ions
pH <7

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Q

basic solution

A

more hydroxide ions than hydrogen ions
pH >7

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Q

neutral solution

A

pH = 7 e.g water

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Q

red litmus paper + base =

A

blue paper

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Q

blue litmus paper + acid

A

red paper

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Q

red litmus paper + acid =

A

red paper

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Q

blue litmus paper + base

A

blue paper

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