A-LevelPhysicsForces, density and pressureMay/June 2019Paper 1 Q151 Mark
A volume of 1.5 m³ of water is mixed with 0.50 m³ of alcohol. The density of water is 1000 kg m⁻³ and the density of alcohol is 800 kg m⁻³. The volume of the mixture is 2.0 m³. What is the density of the mixture?
A850 kg m⁻³
B900 kg m⁻³
C940 kg m⁻³
D950 kg m⁻³
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The correct answer is D. This question tests the candidate's understanding of forces, density and pressure within the Physicssyllabus. 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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