This is an explanation of the difference between accuracy and precision.
Flash cards can be a great study aid. You can use them to help memorize facts, lists, and structures as well as to reinforce important concepts. Here's how to prepare and use flash cards to help study chemistry.
Learn about the history of science by reading about the significant scientific events that took place on August 22 in history.
Elements may be classified as either metals or nonmetals, based on their properties. Here's a look at the differences between the metals and nonmetals.
Physical changes involve a new form of matter, but no chemical reaction. This is a list of 10 examples of physical changes.
Have you ever wondered how many atoms are in a human cell? It's a huge number! Here's a look at the answer.
If you're new to the science of chemistry, there are 10 things you need to know. Once you understand these basic facts, you'll be on your way to understanding chemistry and performing experiments.
This is a periodic table of the metals, metalloids, and nonmetals and a description of these major element groups.
Here's a quick review of different ways of calculating experimental error along with worked example problems.
These are the strong acids. There are only six strong acids, so you might want to commit the list of strong acids to memory.