A 30.0-g sample of magnesium metal reacts with aqueous solution of hydrochloric acid at 25 degrees Celsius. From this, answer the succeeding questions. a) How much work (in Kilojoules) is done if the reaction is carried out in a closed vessel of fixed volume? Write answer in three significant figures. b) How much work (in Kilojoules) is done if the reaction is carried out in an open beaker? Write answer in three significant figures.

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