Discovery 4-1 Atomic Emission Spectra
In this emission spectra worksheet, students use a spectroscope to observe three types of spectra. These include continuous spectrum, emission spectrum and absorption spectrum.
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Atomic Absorption Determination of Zinc and Copper in a Multivitamin
Advanced lab apprentices prepare zinc and copper solutions to which they will compare the same minerals from a multivitamin. Using absorption spectroscopy, they analyze the contents of the multivitamin for concentration. This lab can be...
11th - Higher Ed Science
New Review Chemistry: Average Atomic Mass (AMU, Daltons, etc.)
Scientists created a new measurement, the atomic mass unit, which is defined as carbon 12 = 12amu. So why isn't carbon listed as having exactly 12 amu on the periodic table? An installment from the Socratica chemistry playlist answers...
7 mins 9th - 12th Science CCSS: Adaptable
Increased Emissions—Climate Change, Lines of Evidence: Chapter 4
Earth naturally creates carbon dioxide, so how do we know the atmospheric increase is related to humans? The fourth video in a seven-part series explains the evidence that points to humans as a reason for this increase. The factors that...
5 mins 7th - 12th Science CCSS: Adaptable
Atomic Emission Spectra and the Bohr Model of the Atom
Students investigate the wavelengths of spectra lines for common atoms. In this atomic emission spectra lesson plan, students use a transformer and diffraction grating to observe the emission spectra of various atoms. They find the...
9th - 12th Science