Question

Classify the following as homogeneous and heterogeneous mixtures:Salt solution,milk, sand-sugar,sulphur-ammonium chloride, iodised salt.

Answer 1

Answer:

HOMOGENEOUS. HETEROGENEOUS

MIXTURE. MIXTURE

SALT SOLUTION. SAND AND SALT

MILK. IODISED SALT

SULPHUR AMMONIA

CHLORIDE

Answer 2

:Salt solution homogeneous mixture,

milk homogeneous mixture,

sand-sugar heterogeneous mixture

,sulphur-ammonium chloride homogeneous mixture

iodised salt homogeneous mixture

Explanation:

• In case of homogenous mixture the composition of the mixture is in same amount in different parts of  the mixture

• Homogeneous mixture are those in which the composition of the mixture remains the same throughout. On the other hand heterogeneous mixture those whose composition changes in different parts of the mixture.

• In case of this type of mixture and example is air composition remains almost the same of 78% of nitrogen and 21% of oxygen. In addition to this even if their composition is hampered the composition against retain its original form

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