Odpowiedzi

2010-03-20T18:26:51+01:00
M=314g=0,314 kg
C=332432 J/kg

mx * C +mx * Cw * Dt1 = m * cw * Dt2

mx * 332432 + mx * 4200 * 15 = 0,314 * 4200 * 45
mx * (332432+4200 * 15) = 59346
mx * 395432 = 59346
mx = 0,15kg