Physics, 18.02.2021 20:50 kevincaleb1
Your teacher gives you a sample of an unknown element which is sealed in a glass tube at room temperature. At the bottom of the tube there is a small amount, a few drops at the most, of a red-black filmy liquid, and above it is a red vapor. What is this element likely to be? (DOK 1)
A.
non-metal
B.
metalloid
C.
metal
Answers: 2
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