Organic amines are acidic. Indicate whether the statement is ...

[Shelles]

Organic amines are acidic.
 
  Indicate whether the statement is true or false

Question 2

Train tracks, iron rails,are difficult to weld. Large pieces of iron, like train tracks, can be spot-welded by placing a mixture of powdered aluminum and iron (III) oxide between the two pieces of iron and adding to that a small amount of sulf
 
  acid to get a reaction started. a) Write a balanced chemical equation for the reaction of aluminum and iron (III) oxide (ignore the role of sulfuric acid in this). b) Identify the oxidizing and reducing agents. c) Identify the oxidation and reduction products.

[nital]

Answer to Question 1

FALSE

Answer to Question 2

a) 2Al + Fe2O3  Al2O3 + 2Fe
b) Al is the reducing agent; Fe (III) is the oxidizing agent.
c) Fe is the reduction product; Al (III) is the oxidation product.

[Shelles]

Gracias!

[chereeb]

Excellent