Which is a solution?
A) air
B) liquid water
C) solid iron
D) soil
Correct Answer:
Verified
Q22: A substance must be heterogeneous and have
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Q28: Which is a pure substance?
A)table salt
B)bronze
C)air
D)soil
Q29: Which is a solution?
A)element
B)compound
C)homogeneous mixture
D)heterogeneous mixture
Q30: A mixture of citric acid and water
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