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PDF_3 - inquimae

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Fuerza necesaria para evitar<br />

el desplazamiento de la barra<br />

[] = N/m<br />

Tension Superficial<br />

| F | = 2 b dW = | F | dx = dA<br />

Trabajo involucrado en el<br />

incremento del area<br />

[] = J/m 2<br />

Liquido etanol benceno H 2O Hg<br />

(mN/m) 21.97 28.22 74.23 485.5

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