Question

fill in the blanks -
Burning of fuel is ______ chamical change, whereas rusting of iron is a ______ chamical change.

Answer 1

$\textbf{Hey there!}$

=>Here is ur Answer<=

Burning of fuel is $\textbf{Desirable}$ chemical change whereas rusting of iron is $\textbf{undesirable}$ chemical change.

|HopE__It__HelpS| :-|

Answer 2

heya...

Here is your answer...

Burning of fuel is desirable chemical change whereas rusting of iron is a undesirable chemical change.

It may help you....☺☺