Which statements are true concerning elements in the same group of the periodic table? Select all that apply. a
They have similar periodic properties.
b
They are all metals or nonmetals, but not both.
c
They are either all solids or all liquids or all gases.
d
They have the same number of shells of electrons.
e
They have the same number of inner core electrons.
f
They have the same outer shell electron configuration.

Astronomers studying the planet of rhombus have detected sedimentary rock on its surface. one astronomer wonders if material in this sedimentary rock used to be in igneous rock deep in rhombus’s interior. can igneous rock become sedimentary rock? explain your answer.

Happiness is to senipah as 517768399 is to what?

Hunter is in lab. he clears a spot on his lab bench to start working. he also puts his lab coat and goggles on. he then identifies where all of the safety equipment is. he notices his station is next to the fume hood, which ventilates the chemicals stored there. the noise of the fume hood was bothersome, so hunter turned it off. which could be an error in his set-up? he should not turn off the fume hood.  he should wait to put on his coat until after the directions are given.  he should wait to put on his goggles until after the directions are given.  he should not sit next to the fume hood.