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9.25. Suppose that you have a crucible containing 1kg of an alloy of composition 90wt%Sn10wt%Pb at a temperature of 184C. How much Sn would you

image text in transcribed 9.25. Suppose that you have a crucible containing 1kg of an alloy of composition 90wt%Sn10wt%Pb at a temperature of 184C. How much Sn would you have to add to the crucible to completely solidify the alloy without changing the system temperature? (See Figure 9.16.)

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