awdadaddda
05.11.2019 •
Biology
Which of the following statements is true?
a.) galaxies contain few stars and a lot of dust
b.) galaxies contain dust, planets, and billions pf stars
c.) galaxies contain thousands of planets and few hundred stars
d.) galaxies contain mostly gas and dust with 1 or 2 stars
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Ответ:
Ответ:
20000 pounds
Explanation:
Generally 1 gallon of fuel burnt gives of 20 pounds of CO₂
Difference in the gallons of fuel burnt
The 20 mpg car burns 1000 gallons of fuel more than the 30 mpg car
The amount of CO₂ would be
The fewer pounds that the 30 mpg car would release is 20000 pounds