A. Paraffin
B. Sugar solution
C. Grape fruit
D. Alcohol

Correct Answer:

Option C – Grape fruit

Explanation

It has been scientifically proven that 100g of grapefruit contains 135g of potassium electrolyte.

SEE ALSO  Water of mass 120g at 50°C is added to 200g of water at 10°C and the mixture is well stirred. Calculate the temperature of the mixture. [Neglect heat losses to the surrounding]

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