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GaryK [48]
3 years ago
9

Explain why indicators are useful for measuring pH

Chemistry
1 answer:
ycow [4]3 years ago
8 0

Explanation:

pH indicators are weak acids that exist as natural dyes and indicate the concentration of H+ (H3O+) ions in a solution via color change. A pH value is determined from the negative logarithm of this concentration and is used to indicate the acidic, basic, or neutral character of the substance you are testing.

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