Transcript

CAPACIDAD TRMICARESULTADOS EXPERIMENTALES.

CilindrosCilindrosmcilindros (g)Tinicial metal (C)Tinicial H2O (C)Tequilibrio (C)

1 (4.41g)14.416022.122.6

2 (4.40g)28.816222.222.8

3 (4.64g)313.456622.323.3

4 (4.43g)417.886822.123.4

5 (3.46g)521.347022.123.7

CLCULOS

Cilindrosmcilindros (g)T metal =Tinicial metal - Tequilibrio (C)T H2O =Tequilibrio - Tinicial H2O (C)Capacidad Trmica Especifica (cal/g C)Capacidad Trmica (cal/C)ERROR %

14.4137.40.50.4552.00551.64

28.8139.20.60.2612.29915.70

313.4542.710.2613.51015.70

417.8844.61.30.2454.38110.20

521.3446.31.60.2435.189.46

Balance de energa.cpH2O = 1 cal/gCcpAl = 0.220 cal/gC

% error =| Ve Vt | / Ve (100)


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