Answer:
21: False 22: Unprofessional behavior 23: True Explanation:
Hope this helps!
The train is traveling 26 meters A second .
Answer: A maximum of 1 hour
Explanation:
Read your lesson buddy!!
Answer:
(a)
(b)
Explanation:
(a)
Volume, V of unit cell
Number of unit cells, N
Where is weight of material and is density of material
(b)
Number of atoms in paper clip
This is a product of number of unit cells and number of atoms per cell
Since iron has 2 atoms per cell
Number of atoms of iron=
Fastest
(Known as the fast lane)