A-LevelChemistryStates of matterMay/June 2012Paper 1 Q61 Mark
Use of the Data Booklet is relevant to this question. The gas laws can be summarised in the ideal gas equation. pV = nRT 0.96 g of oxygen gas is contained in a glass vessel of volume 7000 cm³ at a temperature of 30°C. What is the pressure in the vessel?
A1.1 kPa
B2.1 kPa
C10.8 kPa
D21.6 kPa
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The correct answer is C. This question tests the candidate's understanding of states of matter within the Chemistrysyllabus. The examiner's mark scheme requires...
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Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...
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