Not 100% sure if its right.
When an object covers equal distances in equal amounts of time, it is moving at a constant speed.
Answer:
maybe 1 or 3 im not sure
Explanation:
i didn't study it yet sorry for not helping but try asking someone else
It is a decomposition reaction I think
Answer:
alkali metals is your answer
Answer:
Z
Explanation:
Each shell can contain only a fixed number of electrons: The first shell can hold up to two electrons, the second shell can hold up to eight (2 + 6) electrons, the third shell can hold up to 18 (2 + 6 + 10) and so on.
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List of elements with electrons per shell.
Z 5
Element Boron
No. of electrons/shell 2, 3
Group 13