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Creator / Instructor
Douglass, Miriam
Remove constraint Creator / Instructor: Douglass, Miriam
Resource Type
Video
Remove constraint Resource Type: Video
1 - 9 of 9
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Video
In this animated and interactive object, learners examine the inverse proportionality of wavelength and frequency and their relationship to the speed of light.
- Subjects:
- Chemistry
- Keywords:
- Electromagnetic waves
- Resource Type:
- Video
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Video
Learners examine the meaning of theoretical yield, actual yield, and percent yield. They test their knowledge by solving two problems.
- Subjects:
- Chemistry
- Keywords:
- Chemical reactions
- Resource Type:
- Video
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Video
Learners examine the method used to calculate the mass percent of an element in a compound. Three examples and one problem illustrate the method.
- Subjects:
- Chemistry
- Keywords:
- Chemistry -- Notation Chemical elements
- Resource Type:
- Video
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Video
Learners identify combination, decomposition, displacement, and combustion types of redox reactions. They also watch a video clip that demonstrates the reaction of sodium and water.
- Subjects:
- Chemistry
- Keywords:
- Reduction (Chemistry) Chemical reactions Oxidation Oxidation-reduction reaction
- Resource Type:
- Video
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Video
In this animated and interactive object, learners examine the properties of liquids, solids, and gases.
- Subjects:
- Chemistry
- Keywords:
- Matter -- Properties
- Resource Type:
- Video
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Video
Atomic weights are used to convert the mass of a sample into the number of moles of the element in the sample and vice versa. Four examples are provided for practice.
- Subjects:
- Chemistry
- Keywords:
- Mole (Chemistry) Chemical elements Atomic weights
- Resource Type:
- Video
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Video
Learners view several movie clips that demonstrate the use of an indicator to follow the neutralization reaction that occurs when an acid and a base are mixed. Students test their knowledge in a series of questions. Immediate feedback is given.
- Subjects:
- Chemistry
- Keywords:
- Acids Chemical reactions Bases (Chemistry)
- Resource Type:
- Video
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Video
In this interactive object, learners calculate the amount of heat evolved or absorbed in chemical reactions. Four practice problems are provided.
- Subjects:
- Chemistry
- Keywords:
- Enthalpy Thermochemistry
- Resource Type:
- Video
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Video
In this animated and interactive object, learners observe how two, three, or four groups of electrons around the central atom cause the shape of the molecule to be linear, trigonal planar, bent, tetrahedral, or pyramidal. Seven examples and eight interactive questions are provided.