Q1
2.1) The hydrocarbon C16H34
Balance the equation for cracking C16H34 [1 mark]
Balance the equation for cracking C16H34 [1 mark]
2.2) Describe the differences between cracking and distillation.
[2 marks]
2.3)What type of reaction is cracking? [1 mark]
Tick one box.
2.3)What type of reaction is cracking? [1 mark]
Tick one box.
2.4) Ethene is used to make poly(ethene).
Poly(ethene) is used to make plastic bags.
Table 1 shows data from a Life Cycle Assessment (LCA) for a plastic bag and a paper bag.
Poly(ethene) is used to make plastic bags.
Table 1 shows data from a Life Cycle Assessment (LCA) for a plastic bag and a paper bag.
2.4) A company stated: ‘A Life Cycle Assessment shows that using plastic bags has less
environmental impact than using paper bags’.
Evaluate this statement. Use your knowledge and the information from Table 1. [6 marks]
(Total for Question 2 = 10 marks)
Evaluate this statement. Use your knowledge and the information from Table 1. [6 marks]
(Total for Question 2 = 10 marks)