Exhaust fumes discharged from a smoky vehicle gradually become invisible as a result of? by Sunday | Aug 20 | Chemistry WAEC | 0 comments A. diffusion B. combustion C. absorption D. emission Correct Answer: Option A – diffusion Users Also Read These:A block of ice at its melting point is left on a…A species whose populations has become so small that…A constituent of the exhaust fumes from electricity…When a country's total visible and invisible exports…The diagram above illustrates trapped air in a…