6 results found for general

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00:13:00

Power Plants

by Alfonso Felipe
Power Plants
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1284 views
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Criteria to classify Fuel Cells

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00:30:00

Photosynthesis, Biomass, Biofuels: Conversion Efficiencies and Consequences

by Hartmut Michel
Photosynthesis, Biomass, Biofuels: Conversion Efficiencies and Consequences
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1305 views
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It is generally accepted that the global warming, which we undoubtedly observe, is the result of an increased concentration of greenhouse gases like carbon dioxide and methane in the atmosphere.  Within this scenario it is evident that we have to re....

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00:30:00

Cross-Coupling Reactions of Organoboranes: An Easy Way for Carbon-Carbon Bonding

by Akira Suzuki
Cross-Coupling Reactions of Organoboranes: An Easy Way for Carbon-Carbon Bonding
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 2474 views
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The palladium-catalyzed cross-coupling reaction between different types of organoboron compounds and various organic halides in the presence of base provides a powerful and general methodology for the formation of carbon-carbon bonds.  The (sp3)C-B ....

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00:11:00

Green Chemistry – an overview

by Julie Bowditch
Green Chemistry – an overview
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1887 views
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A general overview and a brief history of the green movement.

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00:10:00

Chemi- and bio-luminescence

by Sarah Johnston
Chemi- and bio-luminescence
for 14-19 and upwards,
Lectures | 14-19 and upwards | 14 years ago | 1486 views
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Chemiluminescence and bioluminescence. General chemistry explained and examples such as fireflies, Wintergreen mints, etc. are introduced

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00:37:00

Oxidation Numbers and Equations

by Colin Byfleet
Oxidation Numbers and Equations
for 14-19 and upwards,
Teaching modules | 14-19 and upwards | 15 years ago | 2696 views
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The concept of oxidation and reduction is explained and generalised using oxidation numbers with ionic and covalent examples. Several equations are balanced, using the oxidation number method to fix various atomic ratios.

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