Question

1. Classify the following substances into
compounds and mixtures :
Carbon dioxide, air, water, milk, common salt,
blood, fruit juice, iron sulphide​

Answer 1

Answer:carbon dioxide and air =

mixture.

Water=compound

Explanation:

Answer 2

Compound given are- common salt, iron sulphide, Carbon dioxide, water, milk.

Mixture given are- air, blood, fruit juice

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Reference-

Common salt- Nacl (Sodium chloride)

air - many gases [Oxygen (O2)], Nitrogen (N2) ]

Iron sulphide- FeS

Water - H2O

Carbon dioxide- CO2.

Blood- No chemical formula. Blood is made of hemoglobin and plasma.

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