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 · 8 EXPLORATION STEPS
Cement manufacturing
Why do limestone and clay become cement for dam construction after grinding, firing and grinding again?
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▶ Open 3D simulationYOUR EXPLORATION
One step, one new insight.
- 01
Explore the plant
- 02
Raw-meal preparation
- 03
Preheating and precalcination
- 04
Motion inside the kiln
- 05
Burning zone
- 06
Quench
- 07
Gypsum addition
- 08
Operating 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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