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A2.50 g sample of powdered zinc is added to 100.0 ml of a 2.00 m aqueous solution of hydrobromic acid in a calorimeter. the total heat capacity of the calorimeter and solution is 448 j/k. the observed increase in temperature is 21.1 k at a constant pressure of one bar. calculate the standard enthalpy of reaction using these data. zn(s)+2hbr(aq)⟶znbr2(aq)+h2(g)
Answers: 3
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A2.50 g sample of powdered zinc is added to 100.0 ml of a 2.00 m aqueous solution of hydrobromic aci...
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