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please and thank you !! when 0.311 g of sodium metal is added to an excess of hydrochloric acid, 3230 J of heat are produced

please and thank you !!

when 0.311 g of sodium metal is added to an excess of hydrochloric acid, 3230 J of heat are produced . what is the enthalpy of the reaction as written ?

2 Na(s) + 2 HCL(aq)----2 NaCl(aq) + H2 (g)

enthalpy of reaction is in kJ

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