Consider the following data- - H f o N 2 H 4 -l-50kJ-mol- - H f o NH 3 -g-46kJ-mol B-E-N-H-393kJ-mol- B-E-H-H-436kJ-mol - vap H N 2 H 4 -l-18kJ-molThe N-N bond energy in N 2 H 4 is-

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Consider the ...

Question

Consider the following data:
$Δ {H_{f}}^{o} (N_{2} H_{4}, l) = 50 k J / m o l, Δ {H_{f}}^{o} ({N H}_{3}, g) = - 46 k J / m o l$
$B . E . (N - H) = 393 k J / m o l, B . E . (H - H) = 436 k J / m o l$
$Δ_{v a p} H (N_{2} H_{4}, l) = 18 k J / m o l$
The $N - N$ bond energy in $N_{2} H_{4}$ is:

226 k J / m o l

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154 k J / m o l

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190 k J / m o l

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none of the above

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Consider the following data:

$Δ f H^{0} (N_{2} H_{4}, l) = 50 k J / m o l$

$Δ f H^{0} (N H_{3}, g) = - 46 k J / m o l$

$B . E . (N - H) = 393 k J / m o l$ and $B . E . (H - H) = 436 k J / m o l$ , also $Δ_{v a p} H (N_{2} H_{4}, l) = 18 k J / m o l$

The N- N bond energy in $N_{2} H_{4}$ is

Δ_{f} H^{\circ} (N_{2} H_{4}, l) = 50 kJ/mol, Δ_{f} H^{\circ} (N H_{3}, g) = - 46 kJ/mol

B . E (N - H) = 393 kJ/mol

B . E (H - H) = 436 kJ/mol

Δ_{v a p} H (N_{2} H_{4} l) = 18 kJ/mol

N_{2} H_{4}

Consider the following data:

$Δ f H^{0} (N_{2} H_{4}, l) = 50 k J / m o l$

$Δ f H^{0} (N H_{3}, g) = - 46 k J / m o l$

$B . E . (N - H) = 393 k J / m o l$ and $B . E . (H - H) = 436 k J / m o l$ , also $Δ_{v a p} H (N_{2} H_{4}, l) = 18 k J / m o l$

The N- N bond energy in $N_{2} H_{4}$ is

C_{2} H_{4} + H_{2} O = C_{2} H_{5} O H

{Δ H}_{f o r m}^{o} (C_{2} H_{4}) = 55, 28 K J / m o l

{Δ H}_{f o r m}^{o} (H_{2} O) = - 241.8 K J / m o l

{Δ H}_{f o r m}^{o} (C_{2} H_{5} O H) = - 235.3 K J / m o l

H_{2} (g)

436 kJ/mol

N_{2} (g)

941.3 kJ/mol

Δ H_{f}^{\circ} (N H_{3}) = - 46 kJ/mol

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