Question

A water does not give pink colour when phenolphthalein indicator is added but it change
colour from yellow to orange when titrate against acid using methyl orange indicator.
What type of alkalinity present in the sample?​

Answer 1

Explanation:

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Answer 2

Answer:

water must be basic i.e. pH>7

Explanation:

for basic sample pH lie b/w 7-14

and pH of water is 7 in neutral and ideal case

so, for above case scenario the pH of water sample must be > 7