DHS Prelim P2_QP

This question paper consists of 15 printed pages and 1 blank page. © DHS 2014 [Turn over Name: Index Number: Class: DUNMAN HIGH SCHOOL Preliminary Examination 2014 Year 6 H2 CHEMISTRY 9647/02 Paper 2 Structured 16 September 2014 2 hours Additional Materials: Data Booklet INSTRUCTIONS TO CANDIDATES 1 Write your name, index number and class on this cover page. 2 Answer all questions. 3 Write your answers in the spaces provided on the question paper. 4 A Data Booklet is provided. 5 The number of marks is given in brackets [ ] at the end of each question or part question. 6 You may use a calculator. Question No. 1 2 3 4 5 6 Total % Marks 12 9 15 9 12 15 [72]

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3 © DHS 2014 9647/02 [Turn Over (c) Calculate the minimum mass of the fuel mixture required to bring about a 5 C temperature rise. [2] (d) Write a plan to determine the heat capacity of the metal calorimeter using the apparatus provided. In your plan you should give details of the procedure (number your steps) and provide a table to record the readings to be taken, including the units. Details about the appropriate mass of water and fuel used, and temperature rise should also be inc