ct. 7) ot [References) The enthalpy change for the oxidation of glucose, C6H12O6, is measured by calorimetry. C6H12O6 (s) +6 02 (g) →6 CO₂(g) + 6 H₂O(l) A, H = -2803.0 kJ/mol-rxň Use this value, along with the standard enthalpies of formation of CO₂(g) and H₂O(l) (-393.509 kJ/mol and -285.83 kJ/mol respectively), to calculate the enthalpy of formation of glucose, C6H12O6, in kJ/mol. Enthalpy of formation = Submit Answer kJ/mol Try Another Version euning 9 item attempts remaining

The following thermochemical equation is for the reaction of carbon monoxide(g) with oxygen(g) to form carbon dioxide(g). 2CO(g) + O2(g)- →2CO2(g) AH=-566 kJ How many grams of CO(g) would have to react to produce 104 kJ of energy? grams

(Incorrect) Consider the following reaction: 2 PbS (s) + 3 02 (g) → 2 PbO (s) +2 SO₂ (g) AHxn=-827.4 kJ What mass of PbS has reacted if 765 kJ of heat is produced? You answered: 221. The correct answer is: 442.0g A

Sulfur dioxide, SO2(g), can react with oxygen to produce sulfur trioxide, SO3(g), by the reaction 2 SO2(g) + O2(g) → 2 SO3(g) The standard enthalpies of formation for SO2(g) and SO3(g) are AH; [SO2(g)] = -296.8 kJ/mol AH; [SO3(g)] = -395.7 kJ/mol Calculate the amount of energy in the form of heat that is produced when a volume of 2.25 L of SO2(g) is converted to 2.25 L gas behavior. of SO3(g) according to this process at a constant pressure and temperature of 1.00 bar and 25.0 °C. Assume ideal AH= kJ

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Use the References to access important values if needed for this question. A scientist measures the standard enthalpy change for the following reaction to be -103.2 kJ: 4HCl(g) + O2(g) → 2H₂O(g) + 2Cl₂ (g) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of HCl(g) is I kJ/mol red Species AH (kJ/mol) H₂O(g) -241.8 Cl₂(g) 0.0 0₂ (9) 0.0

Consider the balanced reaction 4 A + 9 B → 8 C + 8 D and the enthalpies of formation provided in the table below. AH Compound (kJ/mol) A 170.8 231.1 D -98.4 Suppose that the AH of the overall reaction is -2,029.3 kJ/molxn. Calculate the value of the AHf of C in kJ/mol. Report your answer to three decimal places (ignore significant figures).

What is the mas of natural gas (CH4) must you burn to emit 276 kJ of heat?

Topics] [References] Use the References to access important values if needed for this question. A scientist measures the standard enthalpy change for the following reaction to be -754.2 kJ: 2CO(g) + 2NO(g) → 2CO2(g) + N₂ (9) Based on this value and the standard enthalpies of formation for the other substances, the standard enthalpy of formation of NO(g) is kJ/mol. $ 4 R Submit Answer F Species AH (kJ/mol) CO₂(g) N₂ (9) 14 V CO(g) %6 5 T G -393.5 0.0 -110.5 Retry Entire Group tv SIA B MacBook Air FO 6 C 9 more group attempts remaining Y H & 7 N F7 U J 8 M DII FO - ( 9 K H lo O I ) O L F10 P A. || : ¡ n F11 Previous + [ command option = 11 1 Next Save and Exit 4) F12 TA delete re