CH-1056
pH scale
Chemistry · Secondary 4 · Medium · pH scale
A student measures the pH of four solutions.
W: pH 2
X: pH 6
Y: pH 8
Z: pH 13
Which statement about these solutions is correct?
W: pH 2
X: pH 6
Y: pH 8
Z: pH 13
Which statement about these solutions is correct?
- W is a strong acid and Z is a strong alkali.
- X is a strong acid and Y is a strong alkali.
- Y is neutral and Z is a weak alkali.
- W is a weak acid and X is neutral.
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