Figure 2 shows the concentration of carbon dioxide in the atmosphere above Hawaii from 1960 to 2010 - Edexcel - GCSE Chemistry Combined Science - Question 2 - 2016 - Paper 1
Question 2
Figure 2 shows the concentration of carbon dioxide in the atmosphere above Hawaii from 1960 to 2010.
(i) Use the graph to calculate the increase in the volume of ca... show full transcript
Worked Solution & Example Answer:Figure 2 shows the concentration of carbon dioxide in the atmosphere above Hawaii from 1960 to 2010 - Edexcel - GCSE Chemistry Combined Science - Question 2 - 2016 - Paper 1
Step 1
Calculate the concentration in 1960
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
From the graph, the concentration of carbon dioxide in 1960 is approximately 320 cm³ per m³.
Step 2
Calculate the concentration in 2010
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
From the graph, the concentration in 2010 is approximately 390 cm³ per m³.
Step 3
Calculate the increase
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
To find the increase in volume, subtract the concentration in 1960 from that in 2010:
