berapa gramkah NaOH (BM;40) yg terlarut dlm 250 ml larutan NaOH 0,4 M
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Pertanyaan
berapa gramkah NaOH (BM;40) yg terlarut dlm 250 ml larutan NaOH 0,4 M
1 Jawaban
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1. Jawaban sariimaulidiyah
M = gr/mr x 1000/V
0,4 = gr/40 x 1000/250
0,4 = gr/40 x 4
gr/40 = 0,4/4
gr/40 =0,1
gr = 4 gram