Lesson: Nanoparticles

Chemistry

In this lesson, we will learn how to identify nanoparticles, describing their properties and uses.

Video

15:20

Sample Question Videos

01:37
03:36
06:07

Worksheet

Q1:

A nanoparticle is shaped like a cube with sides 20 nm in length. What is the surface-area-to-volume ratio?

Q2:

How many atoms does a single nanoparticle typically contain?

Q3:

A human hair has a diameter of 80,000 nm. How many nanoparticles with a diameter of 50 nm would fit across the human hair? Give your answer to the nearest whole number.

Preview