Physics 7 and astronomy. Exercise 5 task 1

The seller is blocked and sales of the product are suspended

1. The length of the bacterial cell is 0.000 003 m (3 ∙ 10-6 m). The average value of the diameter of the oxygen molecule is 0.000,000,000 3 m (3 ∙ 10-10 m). How many times is the length of a bacterial cell larger than the diameter of an oxygen molecule?