Solved

If the Combustion of Fossil Fuels Adds About 5 $\times$ 10¹² Kg of Carbon to the Atmosphere as CO₂ Each

Question 51

Multiple Choice

If the combustion of fossil fuels adds about 5 $\times$ 10¹² kg of carbon to the atmosphere as CO₂ each year, how much oxygen is required to produce this amount of carbon dioxide?

A) about 1.3 $If the combustion of fossil fuels adds about 5 \times 1012 kg of carbon to the atmosphere as CO2 each year, how much oxygen is required to produce this amount of carbon dioxide? A) about 1.3 1012 kg B) about 1.3 1013 kg C) about 2.6 1012 kg D) about 2.6 1013 kg E) about 6.7 1012 kg$ 10¹² kg
B) about 1.3 $If the combustion of fossil fuels adds about 5 \times 1012 kg of carbon to the atmosphere as CO2 each year, how much oxygen is required to produce this amount of carbon dioxide? A) about 1.3 1012 kg B) about 1.3 1013 kg C) about 2.6 1012 kg D) about 2.6 1013 kg E) about 6.7 1012 kg$ 10¹³ kg
C) about 2.6 $If the combustion of fossil fuels adds about 5 \times 1012 kg of carbon to the atmosphere as CO2 each year, how much oxygen is required to produce this amount of carbon dioxide? A) about 1.3 1012 kg B) about 1.3 1013 kg C) about 2.6 1012 kg D) about 2.6 1013 kg E) about 6.7 1012 kg$ 10¹² kg
D) about 2.6 $If the combustion of fossil fuels adds about 5 \times 1012 kg of carbon to the atmosphere as CO2 each year, how much oxygen is required to produce this amount of carbon dioxide? A) about 1.3 1012 kg B) about 1.3 1013 kg C) about 2.6 1012 kg D) about 2.6 1013 kg E) about 6.7 1012 kg$ 10¹³ kg
E) about 6.7 $If the combustion of fossil fuels adds about 5 \times 1012 kg of carbon to the atmosphere as CO2 each year, how much oxygen is required to produce this amount of carbon dioxide? A) about 1.3 1012 kg B) about 1.3 1013 kg C) about 2.6 1012 kg D) about 2.6 1013 kg E) about 6.7 1012 kg$ 10¹² kg