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11 May, 16:45

The periodic table below shows the state of matter of elements at standard temperature and pressure.

Based on the periodic table above, which of the following elements is a gas at standard temperature and pressure?

A.

K

B.

Ca

C.

Br

D.

Ar

+2
Answers (1)
  1. 11 May, 19:39
    0
    The answer is D. Ar (argon)
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