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2 marksThermal Measurements

CSEC Physics · May/June 2010 · Paper 2 · Question 5(b)(iii)

Another group determined the specific heat capacity of a liquid. It took 300 s for 0.1 kg of the liquid to be heated from 25°C to 50°C, with 13.6 KJ of energy supplied.

Justify your response in part (ii).

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Other parts of this question

  1. 5(a)Describe the method used by this group to determine the specific heat capacity of the metal block.[6 marks]
  2. 5(b)(i)Assuming that no heat was lost and ignoring the heat capacity of the container, determine the value of the specific heat capacity of the liquid.[6 marks]
  3. 5(b)(ii)If the liquid was heated twice as long, what impact, if any, would this have on the specific heat capacity of the liquid?[1 mark]

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