Calculate the minimum volume of oxygen that is required for the complete combustion

of a mixture of 20cm3 of CO and 25cm3 of

hydrogen.

A. 45 cm3

B. 22.5cm3

C. 20 cm3

D. 10 cm3

what are the choices?

< > according to newton's third law of motion, forces always act in equal but opposite pairs. another way of saying this is for every action, there is an equal but opposite reaction.< >