A chemist measures the enthalpy change ΔH during the following reaction: 2KCl (s) + 3O2 (g)...

Question

Question

A chemist measures the enthalpy change ΔH during the following reaction: 2KCl (s) + 3O2 (g) → 2KClO3 (s) ΔH=78.kJ

Use this information to calculate ΔH in kJ for the following reactions:

6KCls + 9O2g → 6KClO3s

2KClO3s → 2KCls + 3O2g

4KClO3s → 4KCls + 6O2g

Answer 1

Answer #1

Answer 2

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