Question

give right answrrs briefly​

Answer 1

Answer:

(7) Homogeneous-----soda water, vinegar, air

Heterogeneous----soil , wood

(8) Metal ---------- stortium, barium, gallium ,strontium,

Non metal ---phosphorus, fluorine ,

Metalloid----tellurium,

but krypton is a nobel or inert gas

(9). quicklime = calcium oxide (CaO)

baking soda = sodium hydrogen carbonate (Na2CO3)

Explanation:

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