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17 Question (1 point)
A bomb calorimeter can be used to measure the enthalpy of reaction for combustions, such as the combustion of diborane represented by the
following balanced equation:
B₂H(g) + 30₂(g) →→→→ B₂O3(s) + 3H₂O(g)
-
AHcombustion for this process is -1958 kJ/mol.
V
1st attempt
Assume that 0.541 g of diborane is combusted in a calorimeter whose heat capacity (Ccalorimeter) is 7.854 kJ/°C at 22.61°C. What is the
final temperature of the calorimeter?
°C
4
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