Five solutions A, B, C, D and E when tested with universal indicator showed pH of 4, 1, 11, 7, 9 respectively.
a) Which solution is strongly alkaline and which solution is strongly
b) Arrange the pH in the increasing order of hydrogen ion concentration.
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Answer:
a) strongly alkaline - 11
strongly acidic- 1
b) 1,4,7,9,11
Explanation:
Bases have a pH above 7
Acids have a pH of below 7
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