The diagram shows how a student could demonstrate that exhaled air contains more carbon dioxide than inhaled air - Junior Cycle Science - Question (b) - 2017
Question (b)
The diagram shows how a student could demonstrate that exhaled air contains more carbon dioxide than inhaled air.
(i) What solution S is used to detect carbon dioxi... show full transcript
Worked Solution & Example Answer:The diagram shows how a student could demonstrate that exhaled air contains more carbon dioxide than inhaled air - Junior Cycle Science - Question (b) - 2017
Step 1
What solution S is used to detect carbon dioxide?
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Answer
The solution S used to detect carbon dioxide is limewater, which is a dilute solution of calcium hydroxide (Ca(OH)₂). When carbon dioxide is bubbled through limewater, it reacts to form calcium carbonate, which causes the solution to turn cloudy.
Step 2
Name the other waste product of aerobic respiration, other than carbon dioxide.
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Answer
The other waste product of aerobic respiration, aside from carbon dioxide, is water.
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