Use the Periodic Table to determine which elements from the list are classified as metalloids. What physical properties do these elements share?
Periodic Table of the Elements
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There is an area in idaho named craters of the moon where most of the ground is covered with basalt, adark gray, igneous rock with no visibl crystals. what can you infer about the geographical history of the area?

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)