CH-1024
pH scale
Chemistry · Secondary 4 · Medium · pH scale
A student tests three aqueous solutions with universal indicator.
• Solution P gives pH 2.
• Solution Q gives pH 7.
• Solution R gives pH 11.
Which statement about the hydrogen ion concentration is correct?
• Solution P gives pH 2.
• Solution Q gives pH 7.
• Solution R gives pH 11.
Which statement about the hydrogen ion concentration is correct?
- in P is 9 times that in R.
- in P is 10 times that in R.
- in P is times that in R.
- in P is times that in R.
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