Among the given indicators which would be most appropriate to detect a pH change from 4 to 6 has to be identified. Concept Information: The approximate pH of the solution can be measured by using acid-base indicator, a substances changes their colour in particular range of pH . Indicator ( HIn) show pH dependent colour changes because of weak acid and has various colours in their acid solution and forms conjugate base ( In - ) HIn ( aq ) +H 2 O ( l ) ⇌ H 3 O + ( aq ) +In - ( aq ) Colour A Colour A
Among the given indicators which would be most appropriate to detect a pH change from 4 to 6 has to be identified. Concept Information: The approximate pH of the solution can be measured by using acid-base indicator, a substances changes their colour in particular range of pH . Indicator ( HIn) show pH dependent colour changes because of weak acid and has various colours in their acid solution and forms conjugate base ( In - ) HIn ( aq ) +H 2 O ( l ) ⇌ H 3 O + ( aq ) +In - ( aq ) Colour A Colour A
Solution Summary: The author explains that the appropriate indicator to determine the pH change from
Among the given indicators which would be most appropriate to detect a pH change from 4 to 6 has to be identified.
Concept Information:
The approximate pH of the solution can be measured by using acid-base indicator, a substances changes their colour in particular range of pH. Indicator (HIn) show pH dependent colour changes because of weak acid and has various colours in their acid solution and forms conjugate base (In-)
HIn(aq)+H2O(l)⇌H3O+(aq)+In-(aq)Colour AColour A
(b)
Interpretation Introduction
Interpretation:
Among the given indicators which would be most appropriate to detect a pH change from 8 to 10 has to be identified.
Concept Information:
The approximate pH of the solution can be measured by using acid-base indicator, a substances changes their colour in particular range of pH. Indicator (HIn) show pH dependent colour changes because of weak acid and has various colours in their acid solution and forms conjugate base (In-)
HIn(aq)+H2O(l)⇌H3O+(aq)+In-(aq)Colour AColour A
(c)
Interpretation Introduction
Interpretation:
Among the given indicators which would be most appropriate to detect a pH change from 2 to 0 has to be identified.
Concept Information:
The approximate pH of the solution can be measured by using acid-base indicator, a substances changes their colour in particular range of pH. Indicator (HIn) show pH dependent colour changes because of weak acid and has various colours in their acid solution and forms conjugate base (In-)
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