Consider the Al-Si phase diagram in the figure below. 1500 Temperature (C) 1000 500 0 a...

 

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Consider the Al-Si phase diagram in the figure below. 1500 Temperature (°C) 1000 500 0 a + L Al 1.65 12.6 L 20 577* a + ß B+L 40 60 Weight percent silicon What are the percentages of the a-phase and liquid for an Al-5 wt% Si alloy at 578° C? (Enter your answers to two significant figures.) %α = % %L % What are the percentages of a and 3 phases in this alloy for an Al-5 wt% Si alloy at 400°C? (Enter your answers to three significant figures.) %α = % %B= % 99.83 80 B Si Consider the Al-Si phase diagram in the figure below. 1500 Temperature (°C) 1000 500 0 a + L Al 1.65 12.6 L 20 577* a + ß B+L 40 60 Weight percent silicon What are the percentages of the a-phase and liquid for an Al-5 wt% Si alloy at 578° C? (Enter your answers to two significant figures.) %α = % %L % What are the percentages of a and 3 phases in this alloy for an Al-5 wt% Si alloy at 400°C? (Enter your answers to three significant figures.) %α = % %B= % 99.83 80 B Si

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Answer C P 4 Q 6 R 5 S 2 Explanation The detailed explanation for ... View the full answer