(Solved): \( 1 \mathrm{~kg} \) of the Pb-Sn alloy with \( 61.9 \) wt. \( \% \) Sn is heated up from ambien ...

\( 1 \mathrm{~kg} \) of the Pb-Sn alloy with \( 61.9 \) wt. \( \% \) Sn is heated up from ambient temperature to \( 182^{\circ} \mathrm{C} \), determine the mass of a \( 45.16 \mathrm{~g} \) \( 45.16 \mathrm{~kg} \) \( 4.5 \mathrm{~kg} \) \( 450 \mathrm{~g} \) The Pb-Sn alloy with \( 61.9 \) wt. \( \% \) Sn is heated up from ambient temperature to \( 182^{\circ} \mathrm{C} \), determine the mass fraction of a \( 0.55 \) \( 0.45 \) \( 97.8 \) \( 18.3 \) Identify the eutectic reaction \[ \begin{array}{l} \alpha \rightarrow \beta \\ \alpha+L \cdots> \\ L \rightarrow \alpha+\beta \end{array} \] The Pb-Sn alloy with \( 61.9 \) wt. \( \% \mathrm{Sn} \) is heated up from ambient temperature to \( 182^{\circ} \mathrm{C} \), determine phases present at this temperature a \( \beta \) \( \alpha+L \) \( \alpha+\beta \)