the Haber process

• what reacts together to produce ammonia?

  nitrogen & hydrogen
• where is nitrogen sourced from?

  air
• where is hydrogen sourced from?

  methane - natural gas
• what conditions are needed for the Haber process?

  • iron catalyst
  • temperature of 450
  • pressure of 200 atmospheres
• why is the pressure not higher for the Haber process?

  the energy costs would be higher
• why has demand for ammonia increased?

  • world population increased
  • demand for fertilisers increased