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Forwarded from Deleted Account
A colourless liquid sample was tested with pH paper strip. The colour of the strip changed to reddish pink. The sample could be :
Anonymous Quiz
14%
Tap water
38%
sodium hydroxide solution
20%
Distilled water
28%
ethanoic acid solution
Forwarded from Deleted Account
The colour of the pH paper strip turned red when it was dipped into a sample . The sample could be :
Anonymous Quiz
18%
dilute sodium bicarbonate solution
17%
Tap water
28%
dilute sodium hydroxide solution
37%
dilute hydrochloric acid
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