Ammonia production by the Haber process
How can nitrogen from the air be converted into ammonia quickly, efficiently and economically?
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CHEMISTRY · 9 EXPLORATION STEPS
Properties of sodium and dealing with sodium fires
Why is sodium stored under kerosene, and why must water not be used on a sodium fire?
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▶ Open 3D simulationYOUR EXPLORATION
One step, one new insight.
- 01
Getting started
- 02
Silvery to tarnished
- 03
Under kerosene
- 04
Heat sample
- 05
Floats, melts, moves, hisses, turns pink
- 06
Sodium-piece size
- 07
Particle view
- 08
Simulated fire response
- 09
Assessment
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Factors affecting reaction rate
Why do some reactions finish in seconds while others take a long time? What determines how fast a reaction proceeds?
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Molecular models of organic compounds
Molecular formulae are drawn on flat paper, but what are the actual three-dimensional shapes? What can a ball-and-stick model reveal?
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