Jawabanmu

2014-02-27T20:05:20+07:00
77F=5/9×(77-32)=5/9×45=25C=4/5×25C=20R=5/4×20=25C=25C+273=298
2014-02-27T20:05:21+07:00
77 F = 5/9(77-32) = 25 C
        = 4/5 x 25 = 20 R
        = 25 + 273 =298 K
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