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Describe an indicator
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Mar 3, 2018
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Describe an indicator
Chemistry
high-school
Risnandar
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A chemical indicator is a substance that indicates the presence or absence of certain conditions. A common one is phenolphthalein or "phph" in shorthand notation. It turns colorless in acidic solutions and pink in basic solutions.
Sergei Rodionov
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Mar 9, 2018
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