Question

Uses of potash alum
Uses of boric acid
Uses of boron
Uses of chemistry
Explain chemical reaction
Explain metallic silver and gold

Answer 1

Answer:

Potassium alum is commonly used in water purification, leather tanning, dyeing, fireproof textiles, and baking powder .

boric acid is used in the preparation of buffer solutions. Boric acid is also used as a fungicide and as an insecticide powder.

boron is used as a rocket fuel igniter and in pyrotechnic flares

Discoloration of leaves.

Food Digestion.

Common salt.

Icefloating on water.

Tears while chopping onions.

• chemical reaction..process that involves rearrangement of the molecular or ionic structure of a substance, as distinct from a change in physical form or a nuclear reaction.
• The best known precious metals are the coinage metals, which are gold and silver. Although both have industrial uses, they are better known for their uses in art, jewelry, and coinage.