Question

Which one of the following is not a pure substance?
i. Air
iii. Salt
iv. Gold
ii. Sugar
v. Steel​

Answer 1

Answer:

Air,Sugar,salt,steel

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Answer 2

$\huge\mathfrak\green{Answer}$

• $\huge\mathtt\blue{Air}$
• $\huge\mathtt\purple{steel}$
• $\huge\mathtt\blue{salt}$

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