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Konsentrasi = 2M
massa jenis = 1,25 gr/mL
Mr = 63
ditanyakan = kadar ?
jawaban,,
Konsentrasi = massa jenis x 10 x kadar / Mr
2 = 1,25 x 10 x kadar / 63
10,08% = kadar
10% = kadar
semoga dapat mambantu yah kak