Question

uses of acids in points​

Answer 1

Answer:

• Eye-wash - Boric acid
• Food preservation - Citric acid
• Ink-stain remover - Oxalic acid
• Flavoring drinks - Carbonic acid
• Baking powder - Tartaric acid
• Cooking - Acetic acid(vinegar)
• Pickling of metals - Hydrochloric acid

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Answer 2

HELLO MATE

Acids have numerous uses

as follows

1. Steel used in construction is acid treated before painting. Dil. H2SO4 or HCl will remove any surface rust which would otherwise spread under the painted surface. Rust removal used to repair cars is dilute phosphoric acid, H3PO4

2. Baking powder contains tartaric acid.

3. ‘lime scale’ removers contain dil. acids. Lime scale is CaCO3 (also called furring).

4. A swasp sting is alkali, and may be neutralized with a weak acid (lemon juice or vinegar).

5. H2SO4 is used in the production of fertilizers, e.g., superphosphate of lime and ammonium sulphate.

6. H2SO4 is used in the manufacture of chemicals, example, HCl, HNO3, sulphate salts, synthetic detergents, dyes and pigments, explosives, and drugs.

6. Citric acid is used in the food/beverage industry for pH adjustment, acidity, preservation, stabilization of colours and flavours.

7. Citric acid is used In the pharmaceutical industry for effervescence, stabilization of ingredients and taste of pharmaceutical products.

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