In this chemical reactions instructional activity, students calculate the grams of product from a given amount of reactants. This instructional activity has 7 problems to solve.
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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
New Review Chemistry: Stoichiometry Part 2—Mass to Mass Conversions
The term stoichiometry derives from the Greek words stoicheion meaning element and metron meaning measure. The second Socratica video in a two-part series within a larger chemistry playlist introduces more complex stoichiometry problems....
5 mins 9th - 12th Science CCSS: Adaptable
New Review Calculating Empirical and Molecular Formula: What Is a Mass Spectrometer?
What's the formula for success? A unique and well-written resource from JFR Science explains empirical and molecular formulas. Young chemists learn the steps and skills required to determine the formulas from percent composition and...
9 mins 9th - Higher Ed Science CCSS: Adaptable