Answer to Question #220620 in General Chemistry for Ayodeji

Question #220620

What volume of ethye(C2H2)measured at S.T.P would be evolved from 32g of the 50% pure dicarbide


1
Expert's answer
2021-07-26T06:32:55-0400

CaC2​ + H2​O→C2​H2​ + Ca(OH)2

1 mole of CaC2

​ produce 26.04g of ethye at STP.

1 mole  CaC2​→  26.04g of ethye

0.5mole  CaC2→  0.5×26.04=13.02g

13.02 × 32 = 416.64ml



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