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3. Determining the pH of substances such as purple grape juice and catsup using test strips can be difficult. why

3. Determining the pH of substances such as purple grape juice and catsup using test strips can be difficult. why
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3. Determining the pH of substances such as purple grape juice and catsup using test strips can be difficult. why

User Zaheen
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1 Answer

2 votes
acidic so under 7 and its hard? its actually kind of easy
User Chickenrice
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