Which statement about enthalpy is true? A / Heat is given off to the surrounding in endothermic reactions. B / Some substances

Which statement about enthalpy is true?

A / Heat is given off to the surrounding in endothermic reactions.
B / Some substances have a negative specific heat capacity.
C / Specific heat capacity is the same for all liquids.
D / The sign of ΔH is always negative in exothermic reactions.


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