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The graph below shows the changes in PH as sodium hydroxide was added to a solution of hydrochloric acid. (a) Explain what happens at B. (b) What...

      

The graph below shows the changes in PH as sodium hydroxide was added to a solution of hydrochloric acid.
fig302532019202.png

(a) Explain what happens at B.

(b) What would be the colour of:
(i) Methyl orange at A?
(ii) Phenolphthalein at C?

  

Answers


Kavungya
(a)Complete neutralisation of hydrochloric by Sodium hydroxide occurs.

(b) What would be the colour of:
(i) Methyl orange at A?
Pink
(ii) Phenolphthalein at C?
Red
Kavungya answered the question on March 25, 2019 at 11:05


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