tentukan kadar larutan 20 gram urea dalam 200 gram larutan
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erikapermata2
Pertanyaan
tentukan kadar larutan 20 gram urea dalam 200 gram larutan
1 Jawaban
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1. Jawaban 18Navillera
Kadar urea = massa urea/massa larutan × 100%
= 20/(200) × 100%
= 1/10 x 100%
= 10%