Calculate the volume of ethylene required to bleach bromine water containing 4 g of bromine.
| December 10, 2020 | education
ethylene formula C2H4
C2H4 + Br2 = C2H4Br2
n (Br2) = 4/80 * 2 = 0.025 mol
n (ethylene) = 0.025 mol
V = 0.025 * 22.4 = 0.56 L
answer 0.56 l or 560 ml
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