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10 questions from this quiz
Chemical energy held in bonds
Change in (final state minus initial)
Positive (ฮH>0\Delta H > 0ฮH>0)
Products have less energy
Equations can be written in different amounts
Changes of state involve energy changes
Heat absorbed when 1 mol dissolves in water
By dissociation into separate ions
q=mcฮTq = mc\Delta Tq=mcฮT
4.18ร1034.18 \times 10^34.18ร103 J Kโ1^{-1}โ1 kgโ1^{-1}โ1
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