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    Exam 6: Thermochemistry: Energy Flow and Chemical Change
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    Diborane (B<sub>2</sub>H<sub>6</sub>) Has Been Considered as a Possible Rocket Fuel
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Diborane (B2H6) Has Been Considered as a Possible Rocket Fuel

Question 77

Question 77

Short Answer

Diborane (B2H6) has been considered as a possible rocket fuel. Calculate H° for the reaction
B2H6(g)  2B(s) + 3H2(g)
using the following data: Diborane (B<sub>2</sub>H<sub>6</sub>) has been considered as a possible rocket fuel. Calculate <font face= symbol ></font>H° for the reaction B<sub>2</sub>H<sub>6</sub>(g) <font face= symbol ></font> 2B(s) + 3H<sub>2</sub>(g) using the following data:     O<sub>2</sub>(g) <font face= symbol ></font> H<sub>2</sub>O(g) -242 Diborane (B<sub>2</sub>H<sub>6</sub>) has been considered as a possible rocket fuel. Calculate <font face= symbol ></font>H° for the reaction B<sub>2</sub>H<sub>6</sub>(g) <font face= symbol ></font> 2B(s) + 3H<sub>2</sub>(g) using the following data:     O<sub>2</sub>(g) <font face= symbol ></font> H<sub>2</sub>O(g) -242 O2(g)  H2O(g)
-242

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