Answer:
Phenolphthalein is a chemical compound with the formula C20H14O4 and is often written as "HIn" or "phph" in shorthand notation. Phenolphthalein is often used as an indicator in acid–base titrations. For this application, it turns colorless in acidic solutions and pink in basic solutions.
Temperature is a measure of "Molecular movement"
In short, Your Answer would be Option B
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The answer is A) Aluminum chloride - It does not have the prefix "tri-" since it is ionic.