The enhtaply change for the reaction of 50ml of ethylene with 50.0 mL if `H_(2)` at 1.5 atm pressure is `DeltaH=-0.31 KJ` . What is the `DeltaE`?

Question

The enhtaply change for the reaction of 50ml of ethylene with 50.0 mL if `H_(2)` at 1.5 atm pressure is `DeltaH=-0.31 KJ` . What is the `DeltaE`?

The enhtaply change for the reaction of 50ml of ethylene with 50.0 mL if `H_(2)` at 1.5 atm pressure is `DeltaH=-0.31 KJ` . What is the `DeltaE`?
A. `-0.3024`
B. `0.6048`
C. `0.1.2`
D. None

Monjur Alahi

7 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - A
`{:(C_(2)H_(4) ,"+", H_(2), rarr ,C_(2)H_(3)),(50ml, ,50ml,,o),(X,,X,,50ml):}`
`DeltaH=DeltaU+P(DeltaV)`
`-0.31=DeltaU + 1.5 xx 1.01 xx 10^(5) (-50 xx 10^(-6))`.
`DeltaU=- 0.3024 KJ .`

7 views Answered 2023-02-05 15:29