All units and mark scheme Study guides, Class notes & Summaries
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AQA A-level CHEMISTRY 7405/2 Paper 2 Organic and Physical Chemistry Version: 1.0 Final *Jun237405201* IB/M/Jun23/E8 7405/2QUESTION PAPER & MARKING SCHEME/ [MERGED] Marl( scheme June 2023
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AQA 
A-level 
CHEMISTRY 
7405/2 
Paper 2 Organic and Physical Chemistry 
Version: 1.0 Final 
*Jun* 
IB/M/Jun23/E8 7405/2 
For Examiner’s Use 
Question Mark 
1 
2 
3 
4 
5 
6 
7 
8 
9 
TOTAL 
Monday 19 June 2023 Afternoon Time allowed: 2 hours 
Materials 
For this paper you must have: 
• the Periodic Table/Data Booklet, provided as an insert (enclosed) 
• a ruler with millimetre measurements 
• a scientific calculator, which you are expected to use where appropriate. 
Instructions 
• Us...
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Edexcel as level physics question paper 2 june 2023 + mark scheme
- Exam (elaborations) • 49 pages • 2023
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Mark Scheme (Results) 
Summer 2023 
Pearson Edexcel GCE 
In Physics (8PH0) 
Paper 02: Core Physics IIEdexcel and BTEC Qualifications 
Edexcel and BTEC qualifications come from Pearson, the world’s leading 
learning company. We provide a wide range of qualifications including 
academic, vocational, occupational and specific programmes for employers. For 
further information visit our qualifications websites at or 
 for our BTEC qualifications. 
Alternatively, you can get in touch with us using...
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IB biology past essay questions HL and SL all units and mark scheme 2023 (A+)
- Exam (elaborations) • 50 pages • 2023
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IB biology past essay questions HL and 
SL all units and mark scheme 
2023 (A+) 
Outline what is meant by the trophic level of an organism with three examples from one 
named habitat. (4 max) - Answer-feeding level for an organism in a food chain 
naming of habitat (1 mark) 
naming three trophic levels correctly (1 mark) 
three examples forming a food chain from the named habitat (1 mark) 
2. Compare the ways in which autotrophic, heterotrophic and saprotrophic organisms 
obtain energy. (6 ma...
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IB biology past essay questions HL and SL all units and mark scheme 2023 (A+)
- Exam (elaborations) • 50 pages • 2023
- Available in package deal
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IB biology past essay questions HL and 
SL all units and mark scheme 
2023 (A+) 
Outline what is meant by the trophic level of an organism with three examples from one 
named habitat. (4 max) - Answer-feeding level for an organism in a food chain 
naming of habitat (1 mark) 
naming three trophic levels correctly (1 mark) 
three examples forming a food chain from the named habitat (1 mark) 
2. Compare the ways in which autotrophic, heterotrophic and saprotrophic organisms 
obtain energy. (6 ma...
-
AS PHYSICS 7407/1 Paper 1 Mark scheme June 2023
- Exam (elaborations) • 33 pages • 2024
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AS 
PHYSICS 
7407/1 
Paper 1 
Mark scheme 
June 2023 
Version: 1.0 Final 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
*236A7407/1/MS* 
 
 
Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. This mark scheme includes any amendments made at the standardisation events which all associates participate in and is the scheme which was used by them in this examination. The standardisation proces...
-
IB biology past essay questions HL and SL all units and mark scheme 2023 (A+
- Exam (elaborations) • 50 pages • 2023
-
- $13.99
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IB biology past essay questions HL and 
SL all units and mark scheme 
2023 (A+) 
Outline what is meant by the trophic level of an organism with three examples from one 
named habitat. (4 max) - Answer-feeding level for an organism in a food chain 
naming of habitat (1 mark) 
naming three trophic levels correctly (1 mark) 
three examples forming a food chain from the named habitat (1 mark) 
2. Compare the ways in which autotrophic, heterotrophic and saprotrophic organisms 
obtain energy. (6 ma...
-
RSK4802 EXAM PACK 2023
- Exam (elaborations) • 175 pages • 2023
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RSK 4802 EXAM PACK 2022 
JANUARY /FEBRUARY 2016 
QUESTION1.1 
ai) 
Risk management is an important process because it empowers a business with the 
necessary tools so that it can adequately identify and deal with potential risks. 
Once a risk has been identified, it is then easy to mitigate it. In addition, risk 
management provides a business with a basis upon which it can undertake sound 
decision-making. 
-For a business, assessment and management of risks is the best way to prepare for 
even...
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AQA AS PHYSICS 7407/1 Paper 1 2021 MS
- Exam (elaborations) • 29 pages • 2022
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AQA AS PHYSICS 7407/1 Paper 1 2021 MS 
AS 
PHYSICS 
7407/1 
Paper 1 
Mark scheme 
June 2021 
Version: 1.0 Final 
MARK SCHEME – AS PHYSICS – 7407/1 – JUNE 2021 
Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant 
questions, by a panel of subject teachers. This mark scheme includes any amendments made at the 
standardisation events which all associates participate in and is the scheme which was used by them in 
this examination. The standardisa...
-
Edexcel a level physics paper 3 mark scheme june 2023
- Exam (elaborations) • 27 pages • 2023
- Available in package deal
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Mark Scheme (Results) 
Summer 2023 
Pearson Edexcel GCE 
In Physics (9PH0) 
Paper 03 General and Practical Principles in 
Physics 
Edexcel and BTEC Qualifications 
Edexcel and BTEC qualifications come from Pearson, the world’s leading learning 
company. We provide a wide range of qualifications including academic, vocational, 
occupational and specific programmes for employers. For further information visit our 
qualifications websites at or for our BTEC 
qualifications. 
Alternatively, you ...
-
OCR A Level Chemistry Paper 1 (H432/01) Periodic table, Elements and physical chemistry Mark Scheme June 2023
- Exam (elaborations) • 35 pages • 2024
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OCR A Level Chemistry Paper 1 (H432/01) Periodic table, Elements and physical chemistry Mark Scheme June 2023. FIRST CHECK THE ANSWER ON ANSWER LINE 
If answer = –1872 award 2 marks 
----------------------------------------------------------------- 
H lattice = 
2(+ 296) – 965 – 503 – 180 + 2(–107)– 602 
H lattice = –1872 (kJ mol–1 
) 
2 AO2.2 
2 
ALLOW for 1 mark +1872 (wrong sign on answer) 
Common errors for 1 mark 
–3056 (–296 x 2 instead of 296 x2) 
–2168 (2...