CH-84
pH scale
Chemistry · Secondary 3 · Medium · pH scale
A student tests three unknown aqueous solutions with methyl orange.
• Solution X turns methyl orange red.
• Solution Y turns methyl orange yellow.
• Solution Z leaves methyl orange orange.
Which row correctly describes the pH of the three solutions?
• Solution X turns methyl orange red.
• Solution Y turns methyl orange yellow.
• Solution Z leaves methyl orange orange.
Which row correctly describes the pH of the three solutions?
- X: pH 2, Y: pH 12, Z: pH 7
- X: pH 12, Y: pH 2, Z: pH 7
- X: pH 7, Y: pH 2, Z: pH 12
- X: pH 7, Y: pH 12, Z: pH 2
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