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SECTION A Answer ALL questions. Write your answers in the spaces provided. Some questions must be answered with a cross in a box . If you change your mind about an answer, put a line through the box and then mark your new answer with a cross . You are advised to spend 30 minutes on this section. Use the data to support your answers where relevant. You may annotate and include diagrams in your answers. 1 UK household savings as a percentage of household disposable income, quarter 1 (Q1) 2...

SECTION A Answer ALL questions. Write your answers in the spaces provided. Some questions must be answered with a cross in a box . If you change your mind about an answer, put a line through the box and then mark your new answer with a cross . You are advised to spend 30 minutes on this section. Use the data to support your answers where relevant. You may annotate and include diagrams in your answers. 1 The table below shows price elasticity of demand for bus tickets in London 2021 Age P...

Pearson Edexcel AS Level GCE In Chemistry (8CH0) Paper 1 and 2 Core Inorganic ,Organic and Physical Chemistry QP & MS june 2024

Answer ALL questions. Some questions must be answered with a cross in a box . If you change your mind about an answer, put a line through the box and then mark your new answer with a cross . 1 The relative molecular mass of a solid dicarboxylic acid, HOOC(CH2)nCOOH, can be found using a titration. The acid, which can be represented as H2A, was dissolved in deionised water and the solution made up to 250cm3. (a) Which piece of apparatus should be used for making a solution with a volume of ...

Answer ALL questions. Some questions must be answered with a cross in a box . If you change your mind about an answer, put a line through the box and then mark your new answer with a cross . 1 What is the electronic configuration of the phosphide ion, 31P3–? A 1s22s22p63s23p3 B 1s22s22p63s23p6 C 1s22s22p63s2 D 1s22s22p63p6 (Total for Question 1 = 1 mark) 2 Which could be the first four successive ionisation energies, in kJmol−1, of a Group 4 element? A B 007 C D (Total for...

Pearson Edexcel Level 3 GCE In Chemistry (9CH0) Paper 01,2 and 3 Advanced Inorganic ,Organic and Physical Chemistry , General and Practical Principles in Chemistry QP & MS June 2024

Answer ALL questions. Write your answers in the spaces provided. 1 Relative isotopic mass is an important concept in chemistry. (a) Define relative isotopic mass. (2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...

Answer ALL questions. Some questions must be answered with a cross in a box . If you change your mind about an answer, put a line through the box and then mark your new answer with a cross . 1 This question is about organic compounds that contain a halogen atom or a nitrogen atom. (a) Equal amounts of four bromoalkanes were added to separate test tubes containing 2cm3 of a silver nitrate solution. The mixtures were heated in a water bath. Which bromoalkane would be the first to form a pr...

Answer ALL questions. Some questions must be answered with a cross in a box . If you change your mind about an answer, put a line through the box and then mark your new answer with a cross . 1 This question is about atomic structure. (a) Complete the table. (3) Species Number of protons Number of neutrons Number of electrons 32S 33S 34S2− (b) A sample of sulfur was found to contain only four isotopes. (i) Complete the table to show the percentage abundance of 34S. (1) Isotope 32S ...

Pearson Edexcel GCE A Level In Business (9BS0) Paper 01,2 and 3 Marketing, people and global businesses, Business activities, decisions and strategy ,Business activities, decisions and strategy QP & MS june 2024