Question

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IT IS AN 25 POINTS ✔✔✔ANSWRR MARK BRAINLIAST I FOLLOW YOU GIVE THANKS

⚠️⚠️⚠️⚠️⚠️⛔❌❌❌❌❌ANSWER REPORT ALL ANSWER​​

Answer 1

Answer:

Hardest gem➡️diamonds

Liquid metal➡️mercury

Softest substance➡️ talc(soapstone)

Soluble substance➡️ The substance which dissolve in liquid.

➡️Sugar, salt, etc

Insoluble substance➡️ The substance which cannot be dissolve in liquid.

➡️Sand, metal etc

Miscible liquid ➡️the substance which mix to form single product

➡️Lemon and water

Immiscible liquid ➡️the substance which cannot mix together to form one substance

➡️Water and oil

Soluble gas➡️ammonia, Carbon dioxide,carbon monoxide etc.

Insoluble gas➡️ Nitrogen, hydrogen, methane etc

Universal➡️ solvent Water

Answer 2

$\huge\bf\green{Answer}$

• Diamond is the hardest gem
• Mercury
• Talc
• Sugar and salt
• Sand and water
• Alcohol's
• Ethanol and water
• Bromine
• Methane
• Salts