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Which statement describes a physical change? A. Sodium metal reacts explosively with oxygen. B. Lead is heated and becomes more viscous. C. Calcium is added to acid and hydrogen gas is produced. D. Iron
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Which statement describes a physical change?

A.
Sodium metal reacts explosively with oxygen.
B.
Lead is heated and becomes more viscous.
C.
Calcium is added to acid and hydrogen gas is produced.
D.
Iron combines with oxygen to form rust.

User Pretzelb
by
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2 Answers

7 votes

The correct answer is B- Lead is heat and become more viscous.

User Eclipsis
by
8.6k points
2 votes
B.
Lead is heated and becomes more viscous.
User Thanos
by
7.7k points
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