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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…

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…
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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.

asked
User Pretzelb
by
8.0k points

2 Answers

7 votes

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

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