topic 4: chemical changes Flashcards by mia teague | Brainscape

Q

what is the pH scale?

A

a measure of how acidic or alkaline a solution is

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Q

what does it mean if a solution has a low pH?

A

it’s more acidic

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Q

what does it mean if a solution has a high pH?

A

it’s more alkaline

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Q

what is an example of a neutral solution?

A

pure water (has a pH of 7)

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Q

how can you measure the pH of a solution?

A

universal indicator

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