Esthermarie

2025 AQA AS CHEMISTRY Paper 2 Organic and Physical Chemistry WOKED Exam Solutions. Real Marking Scheme ATTACHED (Merged) May 2025 [VERIFIED]. IB/M/Jun25/7404/2 2 Section A Answer all questions in this section. Do not write outside the box 0 1 This question is about halogenoalkanes. 0 1 . 1 Halogenoalkanes undergo substitution reactions with nucleophiles such as CN–, NH3 and OH– Explain why halogenoalkanes react with nucleophiles. [2 marks] ...

Actual 2025 AQA A-LEVEL CHEMISTRY Paper 1 Inorganic and Physical Chemistry. WORKED EXAM SOLUTIONS. Mark Scheme ATTACHED. Tuesday 10 June 2025 [VERIFIED] 2 Answer all questions in the spaces provided. 0 1 0 1 0 1 This question is about some Group 2 elements and their compounds. . 1 Magnesium is reacted with titanium(IV) chloride to extract titanium metal. Give the equation for this reaction. State the role of magnesium in this reaction.

ACTUAL 2025 AQA A-LEVEL BUSINESS Paper 1 Business 1 Question Paper & Mark Scheme (Merged) Wednesday 14 May 2025 [VERIFIED] 2 Do not write outside the for more: IB/G/Jun25/7132/1 Section A Answer all questions in this section. box ‘The process of transforming raw information into useful information that can support various activities of a business.’

ACTUAL 2025 AQA AS BIOLOGY Paper 1 Question Paper & Mark Scheme (Merged) Monday 12 May 2025 [VERIFIED] IB/M/Jun25/G4002/V5 2 Do not write outside the for more resources IB/M/Jun25/7401/1 Answer all questions in the spaces provided. box . Figure 1 shows the structure of the amino acid alanine. Figure 1 Name the NH2 and COOH groups in the amino acid. [1 mark] NH2 COOH Figure 2 shows the molecul...

ACTUAL 2025 AQA A-LEVEL BIOLOGY Paper 3 Question Paper & Mark Scheme (Merged) Wednesday 18 June 2025 [VERIFIED] 2 Do not write outside the IB/M/Jun25/7402/3 Section A Answer all questions in this section. You are advised to spend no more than 1 hour and 15 minutes on this section. box . Describe binary fission in bacteria. [3 marks] Question 1 continues on the next page ...

ACTUAL 2025 AQA A-LEVEL SOCIOLOGY Paper 1 Education with Theory and Methods Question Paper & Mark Scheme (Merged) Monday 19 May 2025 [VERIFIED] 2 Do not write outside the for more: IB/G/Jun25/7192/1 Education Answer all questions. box Outline two ways in which globalisation has affected schools in the UK. [4 marks] Extra space 4 1 0 3 Do not write outs...

ACTUAL 2025 AQA AS PHYSICS Paper 1 Question Paper. Worked Exam Solutions. Mark Scheme Attached Wednesday 14 May 2025 [VERIFIED] 0 1 for more resources Suggest why. . 2 The specific charge of the hydrogen-3 nucleus is less than the specific charges of the nuclei of the other two isotopes. 0 1 0 1 . 1 Calculate the specific charge of a nucleus of hydrogen-3. specific charge =__________________________ C kg−1 IB/M/Jun25/7407/1 [2 marks] [2 marks] Hydrogen...

ACTUAL 2025 AQA A-LEVEL PHYSICS Paper 2 Question Paper & Mark Scheme (Merged) Monday 9 June 2025 [VERIFIED] 2 Do not write outside the IB/M/Jun25/7408/2 79 79 Section A Answer all questions in this section. box Information about the radius of a nucleus can be deduced from the closest approach of alpha particles and from electron diffraction. . Alpha particles, each with a kinetic energy of 5.59 MeV, are fired at a thin foil made of gold 197 Au...

ACTUAL 2025 AQA A-LEVEL PHYSICS Paper 1 Question Paper & Mark Scheme (Merged) Friday 23 May 2025 [VERIFIED] 2 Do not write outside the IB/M/Jun25/7408/1 Section A Answer all questions in this section. box This question is about an isotope of titanium that only decays by electron capture. . Complete Figure 1 to show the quark change that occurs during electron capture. Label the incoming and outgoing particles and the exchange particle. [3 marks] ...

ACTUAL 2025 AQA A-LEVEL ACCOUNTING Paper 1 Financial Accounting Question Paper & Mark Scheme (Merged) Thursday 22 May 2025 [VERIFIED] 2 Do not write outside the IB/H/Jun25/7582/2 Section A Exercise physiology and biomechanics Answer all questions in this section. box Different types of data are collected from laboratory or field tests. Which one of the following terms is used to describe data which is based on judgement on how well a t...