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
Preparation and properties of chlorine
What does each part of the apparatus for preparing dry, pure chlorine do, and what happens if one part is missing?
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▶ Open 3D simulationYOUR EXPLORATION
One step, one new insight.
- 01
Explore the apparatus
- 02
Why heat?
- 03
Why concentrated acid?
- 04
Remove HCl
- 05
Dry the gas
- 06
Gas collection
- 07
Excess-gas treatment
- 08
Chlorine water
- 09
Assessment · Operate the setup
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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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