What Is the Entropy Change Of $450 \mathrm {~g}$ Of Water When It Changes from (A) Liquid to Steam

question 31

Short Answer

What is the entropy change of $450 \mathrm {~g}$ of water when it changes from (a) liquid to steam at its usual boiling point and (b) ice to liquid at its usual melting point? For water, $L _ { F } = 0.334$ $\mathrm { MJ } / \mathrm { kg } , L \mathrm {~V} = 2.26 \mathrm { MJ } / \mathrm { kg }$ .

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