Question

please answer this two questions​

Answer 1

For fcc a(edge length) =2 root2 r
From above formula obtain edge length and find out volume of the unit cell=a to the power 3.

Answer 2

Answer:

1 answer

Explanation:

2 answer

The packing efficiency of the simple cubic cell is 52.4 %. Thus 47.6 % volume is empty space (void space) i.e. almost half the space is empty. Hence the simple cubic crystalline solid is loosely bonded.