At what temperature would an A$-5$ wt$.\%$ B alloy and A$-10$ wt$.\%$ B begin to melt? $(2$ points$)$ At what temperature would solid crystal form from a melt of A containing $10wt\%B?(1$ point$)$ What would be the composition of the solid to form from liquid A$-5$ wt$.\%$B$?$ What about the composition of the last liquid to solidify? $(2$ points$)$

At what temperature would an A$-5$ wt$.\%$ B alloy and A$-10$ wt$.\%$ B begin to melt? $(2$ points$)$

At what temperature would solid crystal form from a melt of A containing $10$ wt$.\%$ B$?(1$ point$)$

What would be the composition of the solid to form from liquid A$-5$ wt$.\%$B$?$ What about the composition of the last liquid to solid

Temperature, $\backslash$deg C$800600-4000102030$T$79\backslash$deg C$405060$Wt$.\%$ B$708090$ify? $(2$ points$)$