Question

what is fixed air and respiration air​

Answer 1

Answer:

Carbon dioxide is known as fixed air by Dr. Joseph Black because it can be absorbed or fixed by strong base. So the correct answer is 'Carbon dioxide'.

Answer 2

Answer:

• Carbon dioxide is called as the fixed air where as the oxygen is known as the respiration air is the air which we inhale (oxygen) And which we exhale ( carbon dioxide)