Explanation:
The structure of Ferrarrisite Ca5(HAs O4)2(AsO4)2
Acceleration can be described as changes in speed, changes in direction, or changes in both. Acceleration is a vector.
(2) They tend to lose electrons easily when bonding is the correct answer.
All metals have either one, two, or three valence electrons. Therefore, they tend to lose these valence electrons in order to have eight valence electrons like noble gases do.
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Psychical(you see the changes visible) and Chemical properties(they react and combine, you may see fizzing or bubbles).