Chemistry has applications in all other fields of science.
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Q20: A tentative explanation of certain facts that
Q21: "Energy cannot be created nor destroyed,only transformed"
Q22: A substance must be heterogeneous and have
Q23: A key feature of the scientific method
Q24: "When Jill opened the bottle containing a
Q26: Chemistry is the science that deals with
Q27: Which is a solution?
A)air
B)liquid water
C)solid iron
D)soil
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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