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9.2 Carbon dioxide and methane as greenhouse gases

9.2 Carbon dioxide and methane as greenhouse gases

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Question 1

This question is about burning diesel fuel.

A cargo port has five diesel generators. Each generator burns 2400 kg2400\text{ kg}2400 kg of diesel per hour.

The table below shows information about this diesel-burning power generation:

Number of generators in useMass of diesel burned per hour (kg)Mass of nitrogen oxides produced per hour (kg)Mass of carbon dioxide produced per hour (kg)00001240084756024800168151203720025222680496003363024051200042037800\begin{array}{|c|c|c|c|} \hline \text{Number of generators in use} & \text{Mass of diesel burned per hour (kg)} & \text{Mass of nitrogen oxides produced per hour (kg)} & \text{Mass of carbon dioxide produced per hour (kg)} \\ \hline 0 & 0 & 0 & 0 \\ \hline 1 & 2400 & 84 & 7560 \\ \hline 2 & 4800 & 168 & 15120 \\ \hline 3 & 7200 & 252 & 22680 \\ \hline 4 & 9600 & 336 & 30240 \\ \hline 5 & 12000 & 420 & 37800 \\ \hline \end{array}Number of generators in use012345​Mass of diesel burned per hour (kg)0240048007200960012000​Mass of nitrogen oxides produced per hour (kg)084168252336420​Mass of carbon dioxide produced per hour (kg)0756015120226803024037800​​
a.

Carbon dioxide is a greenhouse gas. What is the effect on the rate of global climate change of using more generators? Choose your answer from: decreases / stays the same / increases

[1]
b.

Calculate the mass of carbon dioxide produced when 1 kg1\text{ kg}1 kg of diesel is burned.

[2]
c.

Nitrogen oxides cause an environmental effect called acid \text{_______________}.

[1]
Markscheme

9.2 Carbon dioxide and methane as greenhouse gases Questions

  1. GCSE
  2. /Chemistry
  3. /9.2 Carbon dioxide and methane as greenhouse gases

13 exam-style questions on AQA GCSE Chemistry 9.2 Carbon dioxide and methane as greenhouse gases, covering 9.2.1 Greenhouse gases, 9.2.2 Human activities which contribute to an increase in greenhouse gases in the atmosphere, 9.2.3 Global climate change, and 9.2.4 The carbon footprint and its reduction. Each one has a worked solution and a mark scheme showing where the marks go.

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