A launch window that only happens every 26 months means it’s the perfect time to head to Mars! The United Arab Emirates, China, and the United States all took advantage of this excellent timing.

In this video Paul Andersen explains how chemical analysis is important in determining the composition, purity and empirical formula of a compound. An empirical formula determination problem is also included.

Some works of art can be worth thousands, even millions, of dollars. But what if you aren't so sure that Van Gogh you just bought to hang over your toilet is the real deal? Luckily, we can use science to sniff out fakes!

A look at the ancient preserved bodies that forensic scientists can examine in order to gain a better understanding of our ancient past. Chemistry - Atoms And Bonding - Learning Points. Forensic scientists can help us understand our...

In this video, you'll learn:

- What the term 'purity'
means
- How we use physical and chemical tests to check
for purity
- The effect of purity on melting and
boiling points
- What the term
'formulation' means
-...