Sarah and William discuss a chemistry experiment. They clarify a misunderstanding about the procedure. The talk ends with clear instructions and a polite goodbye.
Vocabulary:
Solution: A liquid mixture where substances are dissolved.
Acid: A chemical substance with a sour taste and pH less than 7.
Measure: To find the size, amount, or degree of something.
Experiment: A test done to discover something or check an idea.
Procedure: A set of steps to follow to do something.
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