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m this experiment, you will use Hess's Law to determine a heat of reaction that would be difficult obtain by direct measurement -- the heat of combustion of magnesium ribbon. The reaction is represented by the equation: D (4) Mg(s) + 1/2O2(g) MgO(s) o bruno solo sbagol i 100) o motorolyobog a n This equation can be obtained by combining, in some way, equations (1), (2), and (3) ob o temo bodo (1) MgO(s) + 2HCl aq) MgCl2(aq) + H2O(1) or (2) Mg(s) + 2 HCl(aq) + MgCl2(aq) + H2(g) bosc Tron (3) H2(g) + 1/2 O2(g) → H2O(1) The pre-lab exercise below requires you to combine equations (1), (2), and (3) to obtain equation (4) before you do the experiment. Do this and include it as a part of your experiment summary. Heats of reaction (AH) for equations (1) and (2) will be determined in this experiment. AH for reaction (3) is -285.8 kJ/mol of H,O. quo Bolt PRE-LAB EXERCISE S noise Dixo riesce a todet noddi miongelo to 12 gozu T-205181090958 In the space provided below, combine equations (1), (2), and (3) to obtain equation (4).00 Do nodditio n is 102 El 29001 cm -odon delodi oni svi denna HOOL DVORD992 ibna (4) - de goianis besaromotor de volong PROCEDURE T .1 1
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