Question

(a) why do we paint objects made up of iorn
(b) why is nitrogen gas filled in food packets containing oil and fats?
(C) which process are responsible for (a) and (b) ​

Answer 1

1.) so it doesn't get rusted

2.)nitrogen is filled so it doesn't get expire as if they export and they would react with bacteria if tehy don't fill nitrogen

3.)a

Answer 2

a)

because the objects made up of iron get rusted easily when they are reeacted with oxygen .Hence , to prevent it from rusting they are painted .

b)

Food products containing fats and oils are packaged in nitrogen so that there is no oxygen to cause oxidation of food and make it rancid.

c)

a)