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22 votes
Litmus paper, pH paper, and purple cabbage juice are all examples of ______________________. They all change colors depending on a substance's pH.

Acids

Buffers

Indicators

Bases

asked
User Mach
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2 Answers

7 votes
Indicators because they tell you what PH level the substance is
answered
User Cargath
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8.4k points
10 votes
Indicators because they indicate what the ph level of a substance is
answered
User Lars Baehren
by
7.1k points

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