Ammonia

Which statement about ammonia is correct?

• It dissolves in water to form an acidic solution.

• It decomposes on heating to a high temperature to form nitrogen and hydrogen.

• It is formed when ammonium salts are heated with sulfuric acid.

• It reacts with alkalis to form salts.

This is a raw material for the Haber Process and is produced from the cracking of petroleum.

Tags

NGSS.HS-PS1-6

Nitrogen is extracted from liquid air using this process.

The speed of the Haber process can be changed by controlling its pressure and ______________.

Tags

NGSS.HS-PS1-5

Which is the best temperature for carrying out the Haber process?

• 250^oC

• 450^oC

• 500^oC

• 600^oC

Tags

NGSS.HS-PS1-5

250 atmospheres of this helps to increase the yield of ammonia.

In which respective ratio by volume are nitrogen and hydrogen reacted in the Haber process?

• 1:1

• 1:2

• 1:3

• 3:1

The general name for a substance which speeds up a chemical reaction.

The catalyst used in the Haber process.

In the Haber process, unreacted hydrogen and nitrogen gases will be ________.