AQA
GCSE
COMBINED SCIENCE: SYNERGY
Higher Tier Paper 4 Physical Sciences
Tuesday 13 June 2023
, 2
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G/Jun23/8465/4H
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0 1 This question is about hydrocarbon fuels.
The complete combustion of a hydrocarbon fuel produces carbon dioxide and
one other product.
0 1 . 1 Name the other product of the complete combustion of a hydrocarbon fuel.
Do not refer to carbon dioxide.
[1 mark]
0 1 . 2 Describe the test for carbon dioxide.
Give the result if carbon dioxide is present.
[2 marks]
Test
Result
Question 1 continues on the next page
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G/Jun23/8465/4H
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The combustion of hydrocarbon fuels releases energy.
A student investigated the energy released by three different fuels A, B and C.
Figure 1 shows the apparatus.
Figure 1
Conical flask
Water
Burner
Fuel
This is part of the method used.
1. Put fuel A in the burner.
2. Pour 100 cm3 of water into the conical flask.
3. Record the temperature of the water.
4. Light the fuel and heat the water for 5 minutes.
5. Record the final temperature of the water.
6. Repeat steps 1 to 5 using fuel B and then using fuel C.
G/Jun23/8465/4H
GCSE
COMBINED SCIENCE: SYNERGY
Higher Tier Paper 4 Physical Sciences
Tuesday 13 June 2023
, 2
Do not write
outside the
box
There are no questions printed on this page
DO NOT WRITE ON THIS PAGE
ANSWER IN THE SPACES PROVIDED
G/Jun23/8465/4H
, 3
Do not write
outside the
box
0 1 This question is about hydrocarbon fuels.
The complete combustion of a hydrocarbon fuel produces carbon dioxide and
one other product.
0 1 . 1 Name the other product of the complete combustion of a hydrocarbon fuel.
Do not refer to carbon dioxide.
[1 mark]
0 1 . 2 Describe the test for carbon dioxide.
Give the result if carbon dioxide is present.
[2 marks]
Test
Result
Question 1 continues on the next page
Turn over U
G/Jun23/8465/4H
, 4
Do not write
outside the
box
The combustion of hydrocarbon fuels releases energy.
A student investigated the energy released by three different fuels A, B and C.
Figure 1 shows the apparatus.
Figure 1
Conical flask
Water
Burner
Fuel
This is part of the method used.
1. Put fuel A in the burner.
2. Pour 100 cm3 of water into the conical flask.
3. Record the temperature of the water.
4. Light the fuel and heat the water for 5 minutes.
5. Record the final temperature of the water.
6. Repeat steps 1 to 5 using fuel B and then using fuel C.
G/Jun23/8465/4H
