Nitrogen (N), nonmetallic element of Group 15 [Va] of the periodic table. It is a colourless, odourless, tasteless gas that is the most plentiful element in Earth's atmosphere and is a constituent of all living matter. Boiling point: −195.8 °C (−320.4 °F)
Atomic number: 7 has five electrons in its outer shell, so it is trivalent in most compounds. Nitrogen is important for plant growth and can be 'fixed' by lightning or added to soils in fertilisers. A colourless, odourless gas. Nitrogen is important to the chemical industry. It is used to make fertilisers, nitric acid, nylon, dyes and explosives.
Answer:
1.645 trillion US dollars
Explanation:
I do not think so. what other technology could we use.
1. A- the economy faced serious challenges
2. B- Modernized
