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144. Solving a chemistry problem

144. Solving a chemistry problem

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Product description

4.14. In an internal fire, the volumetric average temperature in the room was 500 ° C. What is the minimum size of an aluminum powder to prevent its melting?

Reference melting temperature 933 K, heat of fusion 10.8 kJ / mol, surface tension 1.14 J / m2.

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