I need the answer for question 6 ( it's related to question 5) pleease. Thnx
Question 5: CO2
comprises 0.05 percent (1/20 of 1 %) by weight of the atmosphere
(see table 1). What is the weight
of CO2 in tonnes in the atmosphere?
Question 6: World CO2 emission from deforestation and burning
of fossil fuel exceeds 7.7 billion tonnes per year and is increasing. What percentage of the total amount of CO2 in the atmosphere (calculated in
Question 5) is 7.7 billion (7.7 X 109) tonnes.