- Problem 6 74 Use The Ah Information Given To Determine The Ahxn Value For The Following Reaction 5co2g Si3n4 8 3si 1 (172.06 KiB) Viewed 6 times
Problem 6( 74] Use the AH information given to determine the AHxn value for the following reaction. 5CO2g + Si3N4(8) 3Si0(s) + 5CO(g) + 2N2O(g) AH information: 3SiO2(s) + 2N209) + 8CO(g) SizN4(s) + 8CO2(g) AH = 461.1 kJ COG) + SiO2) SiOs) + CO2(g) AH2 = +520.9 kJ a Problem 7 /6] (a) Write the balanced equation for the complete combustion of glucose, C6H12O6(s), to form carbon dioxide gas and water (liquid). (b) When a 2.000 g sample of glucose is burned in a bomb calorimeter, the temperature of 200.00 g of water rises by 37.3°C. What is the heat produced? c) Find the number of moles of 2.00 g of glucose. d) Calculate the molar enthalpy of combustion of the 2.000 g glucose? (e) Use the answers from (a) and (b) and the AH°, values from the data table of standard enthalpies of formation to calculate the AH value for glucose.