Questions
Which of the following statement about thermochemistry is incorrect?
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a
Heat of combustion is experimentally determined using bomb calorimeter
b
Lattice Enthalpy of ionic compounds is calculated applying Hess law
c
A thermochemical equation must be balanced using fractions only
d
Standard state of bromine is liquid
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Correct option is C
While balancing a thermochemical equation,fractions can be used but it is not a necessary condition to use fractions while balancing ;2H2g+O2g→2H2Ol; ∆H=-572 kJ....1 ; H2g+12O2g→H2Ol; ∆H=-286 kJ....2 ; Both are thermochemical equations;Talk to our academic expert!
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