Solutions are
A) homogeneous mixtures.
B) heterogeneous mixtures.
C) nonuniform mixtures.
D) none of these.
Correct Answer:
Verified
Q28: How many elements occur naturally on Earth?
A)
Q29: The symbol for carbon is
A) Ca.
B) Cr.
C)
Q30: What scientist discovered more elements than any
Q31: A gold-plated (gold-covered) piece of jewelery, such
Q32: The symbol for lead is
A) Pb.
B) La.
C)
Q34: The symbol for Erbium is
A) Er.
B) Yb.
C)
Q35: In 1661, who developed a definition of
Q36: Living next to a lake near volcanic
Q37: What was the nationality of the first
Q38: A metal alloy, such as steel, is
A)
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