The Correct choices are :
- 1. The elements have filled valence levels.
- 2. potassium (K) with a 1+ charge
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1 answer:
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Answer: The standard enthalpy of formation of this isomer of is -210.9 kJ
Explanation:
The given balanced chemical reaction is,
First we have to calculate the enthalpy of formation of .
where,
We are given:
Putting values in above equation, we get: