a pure substance among the following is
a. milk
b. tap water
c. air
d. sodium chloride
Answers
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1
Answer:
Sodium Chloride is the correct answer
Explanation:
option a milk has fats, water and many other things mixed in it so its wrong
option b tap water has many impurities mixed in it so its all wrong
option c air is a mixture of O₂ , CO₂ and other gases so its also wrong
option d sodium chloride is correct as its pure form of matter with no impurities
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