Science, asked by sudiksha293, 9 months ago

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Answered by 27club
1

Explanation:

1. Acid- vinegar, citric foods ,fresh milk

Base- eggs ,caustic soda ,human saliva

2.a)turmeric

acid- yellow

base- brownish

b)China rose

acid-pink

base- green

c)blue litmus

acid-red

base- blue

d) red litmus

acid-red

base-blue

3. The reaction between an acid and a base to form salt and water releasing heat in the reaction,this is called as neutralization reaction .Indigestion is caused by excess production of hydrochloric acid in our stomach ..which causes acidity and indigestion..so we take any base such as antacid to neutralize it and therefore helps in treatment of indigestion.

4.If it reaches a river, the acid will kill aquatic life. this is prevented by adding a base called slaked lime. factory wastes are neutralized before disposing into water bodies because, factory wastes often contain acid. if it reaches a river, the acid will kill aquatic life.

5.Salt is formed by the reaction between acid and base.They have many uses such as in cooking food,Salt has long been used for flavoring and for preserving food. It has also been used in tanning, dyeing and bleaching, and the production of pottery, soap, and chlorine. Today, it is widely used in the chemical industry.Some salt used in laboratory are Ammonium Dichlorate. ...

Magnesium Sulfate. ...

Sodium Bicarbonate

6.When an ant stings a human ,it releases an acid called formic acid which causes itching on that area.Base is put on the affected area to neutralize it which causes relief

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