Calculate the change in entropy of a large pail of water after 200 J of energy is reversibly transferred to the water at 20 $\circ$ C. A)(-0.733 J.K^-1) B)(+0.683 J.K^-1) C)(-0.683 J.K^-1) D)(+0.733 J.K^-1) E)(-200 J.K^-1)

Question

Quizplus · Accepted Answer

The change in entropy (ΔS) is calculated using the formula ΔS = Q/T, where Q is the heat added and T is the temperature in Kelvin. Convert 20°C to Kelvin (293 K) and calculate ΔS = 200 J / 293 K = +0.683 J.K^-1.

Calculate the Change in Entropy of a Large Pail of Water