Question

MCQ
1) what is the physical state of matter it has a different shape.
A) Liquids and gases. B) liquid. C) air. D) solid.
2) which of the following substance acts as a pure substance.
A) sodium chloride. B) cold drink. C) Aerosol. D) clay.
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Answer 1

Answer:

1

a . solid

2

sodium chloride

Answer 2

1)d. solid

2)a. sodium chloride

this is the answer..