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Sagot :

Réponse :

Explications :

Bonjour

Masse molaire de

C4H10 = 4 X 12 + 10X 1 = 48 + 10 = 58 g/mole

H+ = 1 g / mole

SO4(2-) = 32,1 + 4X 16 = 96,1 g / mole

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