one gallon 2.0 g lead 10000. miles 25 miles per gallon

one gallon 2.0 g lead 10000. miles 25 miles per gallon

 

 

If one gallon of gasoline contains about 2.0 g of lead,

how much lead (in kg) is emitted into the atmosphere

from a car that travels 10,000. miles a year and

averages 25 miles per gallon of gasoline?

 

 

 

[참고] 환산 인자

[ https://ywpop.tistory.com/3121 ]

 

 

 

(10000. mi) (1 gal / 25 mi) (2.0 g Pb / 1 gal)

= (10000.) (1 / 25) (2.0)

= 800 g Pb

= 0.80 kg Pb

 

 

 

답: 0.80 kg