The student provides a focused and detailed description of the main topic, which is to examine the effect of different masses of stearin on the enthalpy of combustion of paraffin wax candles. They also provide relevant and well-organized background information, explain the chemistry clearly, and use an appropriate methodology to answer the research question. Additionally, the student demonstrates full awareness of safety, ethical, and environmental concerns that can arise during the experiment. However, the research question lacks detail and could be improved.
