Answer:
false it's 24 hours long.
look it nup on google should help
One arrow is positioned in each box according to Hund's Rule which tells us to maximise the number of unpaired electrons in orbitals of the same subshell, and, to give those electrons the same "spin" (parallel spin).
Explanation:
cis the answer
10
In image
Take atomic mass or molar mass
of Al =27
