Polyethylene can be produced from calcium carbide according to the following sequence of reactions

Polyethylene can be produced from calcium carbide according to the following sequence of reactions `CaC_(2)+H_(2)orarr CaO+HC-=CH` `nHC-=CH+nH_(2) rarr(-CH_(2)-CH_(2)-)_(n)` The mass of polyethylene which can be produced from `40.0 kg ` of `CaC_(2)` is

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