Q. Polyethylene Is Obtained From Calcium Carbide. CaC2

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4. Polyethylene is obtained from calcium carbide. CaC2 + 2H2O → Ca(OH)2 + C2H2 C2H2 +H2 → C2H4 nC2H4 → <img class=img-fluid question-image alt=image src=https://cdn.tardigrade.in/img/question/chemistry/9621c3152d386bb536b9b67d6d4686c9-.png /> Therefore, the amount of polyethylene obtained for 64 kg CaC2 is

Q. Polyethylene is obtained from calcium carbide. CaC2​+2H2​O→Ca(OH)2​+C2​H2​ C2​H2​+H2​→C2​H4​ nC2​H4​→ Therefore, the amount of polyethylene obtained for 64kgCaC2​ is 1977 189 Polymers Report Error A

7kg

18% B

14kg

27% C

24kg

18% D

28kg

36%

Solution:

Moles of CaC2​=6464×103​≅1×103 ∴ From the balanced chemical equation, moles of C2​H2​ = moles of C2​H4​ = moles of CaC2​=1×103 ∴ moles of polythene =n1​×1×103 ∴ weight of polythene =n1​×1×28nkg=28kg