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urraberry urraberry
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1 months ago
Which of the following has a standard enthalpy of formation value (ΔH°f) of zero at 298 K?

▸ H2O( g)

▸ O( g)

▸ H2O( l)

▸ O2( g)

▸ O3( g)
Textbook 
Chemistry: Atoms First

Chemistry: Atoms First


Edition: 4th
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elisebarnettelisebarnett
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1 months ago
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