The correct answers to the following questions are :
(1) Vertical columns in the periodic table indicate D.groups and families
(2) families of elements includes A.metals and noble gases
(3) <span>the atomic mass of many elements not a whole number because </span>B.An element may have isotopes with different numbers of neutrons.
Being a sniper is the best job that you might want to have where you will never blink anymore. This involves focusing on the target that you need to shoot. Aside from that, being a hunter can be a good way for you to stop blinking as well.
It is based on facts, hope this helped you!!
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Answer:
i cant see it
Explanation:lol show the poem
