Specific Heat Capacity - Solving for Change in Temperature

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An example of how to solve for the variable of change in temperature using the formula q = mc(delta)T
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Ur voice almost similar to my Physics teacher's voice

nonstopmuazz
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At a village a mother heats 4 liters of water with a paraffin stove from a temperature of 18 °C. She later noticed that 20 g of the paraffin was used up. Calculate the final temperature of the water if the heat value of paraffin is 31 MJ/kg and the specific heat capacity of water is 4187 J/kg. °C.

Help solve

mcvihemba
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Thanks so much! I have a test tomorrow and this is very useful.

lucasgilfillan
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Thank you so much! This really helped me

erikmartinez
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When you take account significant figures, isn’t the final answer 0.6 (because of the 100)?

abriannayu