December 2022 1 4 Report
air bermassa 200 gr bersuhu 30°c dicampur dengan 100 gr air bersuhu 90°c.jika kalor jenis air = 1 kal/gr °c,suu akhir campuran saat kesetimbangan thermal adalah..

A. 70°c.
B.150°c.
C.80°c.
D. 50°c.​

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