Aluminium bermassa 2kg dgn suhu 20C menerima kalor sebesar 180kJ. jika kalor jenis alumunium = 900J/kgC, suhu akhir alumunium adalah? a.70C b.80C c.100C b.120C
fadhillarizki
Q: mc delta t 180000: 2. 900. (t2-t1) 180000: 1800 (t2-20) t2-20: 180000/1800 t2: 100-20 = 80 (B)
180000: 2. 900. (t2-t1)
180000: 1800 (t2-20)
t2-20: 180000/1800
t2: 100-20 = 80 (B)
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