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SCOLADAN

Bonjour,

1) Cm = m/V = 1,0/20,0.10⁻³ = 50 g.L⁻¹

2) M(C₆H₁₂O₆) = 6xM(C) + 12xM(H) + 6xM(O) = 6x12,0 + 12x1,0 + 6x16,0 = 180 g.mol⁻¹

3) C = Cm/M = 50/180 ≈ 0,28 mol.L⁻¹

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