143. Solving a chemistry problem
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143. Solving a chemistry problem
4.12. The reference melting temperature of lead is 600.6 K. Will it melt at 473 K if the dispersion of its powder is 2 * 108 m – 1? The heat of fusion of lead 4.77 kJ / mol, the magnitude of the surface tension equal to 0.56 J / m2.
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