Question

What do you understand by the term Neutralization? Describe an activity in which Neutralization of hydrochloric acid takes place with sodium hydroxide using phenolphthalein as an indicator.
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Answer 1

Answer:

when acid and base react with each other they neutralizes each other and gives water and salt . HCl+NaOh=H2O+NaCl. after neutralization the solution doesn't change its colour when reacted with phenolphthalein because neutral have PH value 7 and on PH value 7 phenolphthalein is colorless .

Explanation:

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Answer 2

Answer:

when acid and base react with each other they neutralizes each other and gives water and salt . HCl+NaOh=H2O+NaCl. after neutralization the solution doesn't change its colour when reacted with phenolphthalein because neutral have PH value 7 and on PH value 7 phenolphthalein is colorless

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