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The initial and final temperatures of a liquid in a container are observed to be $76.3 \pm 0.4^{\circ}C$ and $67.7 \pm 0.3^{\circ}C$. Determine the fall in the temperature of the liquid.

Can you answer this question?

$8.6 \pm 0.7^{\circ}C$
Hence (A) is the correct answer.
answered May 30, 2014