December 2018 1 11 Report
Sebanyak 4 kg besi dipanaskan dari 20°C sampai 70°C. Jika kalor jenis bessi 460 joule/kg°C, energi yang di perlukan adalah
a. 9200 J
b. 32.200 J
c. 92.000 J
d. 394.000 J
Tolong jawab pake caranya ya please buat besok ini
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