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3 marksRadioactive Emissions

CSEC Physics · January 2012 · Paper 2 · Question 3(c)

Fusion is the joining together of two nuclei. One possible fusion reaction is: ²₁Deuterium + ³₁Tritium → ᴾ_Q_X + ¹₀neutron + energy.

By calculating P and Q, identify the nucleus X. [c = 3.0 × 10⁸ ms⁻¹]

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Other parts of this question

  1. 3(a)(i)Albert Einstein put forward a theory that if the energy of a body changes, then its mass also changes. State the equation which relates these changes, clearly…[3 marks]
  2. 3(a)(ii)State TWO arguments EACH for and against the utilization of nuclear energy.[4 marks]
  3. 3(b)(i)Calculate the values of A and Z.[2 marks]
  4. 3(b)(ii)The energy released in the given reaction is 1.8 × 10⁻¹² J. Calculate the excess mass (mass change) in this reaction.[3 marks]

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