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ejohnson3310 ejohnson3310
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6 years ago
The term litmus test is commonly used to mean a totally definitive test. In chemistry litmus is used as an acid-base indicator. Which of the following properly relates the chemical and common usages of the term litmus test?
 A) Common usage is correct because the litmus test definitively defines a substance as an acid or a base.
  B) Common usage is correct because litmus dye changes color at pH = 7.
  C) Common usage is incorrect because litmus dye changes color over a range, most of which is above pH = 7.
  D) Common usage is incorrect because litmus dye changes color over a range, most of which is below pH = 7.
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takirahh_takirahh_
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6 years ago
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6 years ago
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