7. A. Balance the following combustion reaction of pentane(CsH12): (16 pts) CsH12 + O2(g) + CO2(g)...
A mixture of methane gas, CH4(g), and pentane gas, C5H12(g), has a pressure of 0.5427 atm when placed in a sealed container. The complete combustion of the mixture to carbon dioxide gas, CO2(g), and water vapor, H2O(g), was achieved by adding exactly enough oxygen gas, O2(g), to the container. The pressure of the product mixture in the sealed container is 2.417 atm. Calculate the mole fraction of methane in the initial mixture assuming the temperature and volume remain constant.
The combustion reaction for octane burning in oxygen is: 2 C8H18 (l) + 25 O2(g) → 16 CO2(g) +18 H2O(g) ∆H = -10869 kJ . Suppose an oxygen bomb calorimeter is loaded with oxygen gas and excess octane. The oxygen gas has a volume of 480.0 mL, pressure of 5.67 atm, and an initial temperature of 22.1 °C. The calorimeter has a heat capacity of 1.75 kJ/ °C . Assuming the oxygen reacts completely, what is the final temperature of...
The combustion reaction for octane burning in oxygen is: 2 C8H18 (1) + 25 O2(g) → 16 CO2(g) +18 H20() AH = -10869 kJ . Suppose an oxygen bomb calorimeter is loaded with oxygen gas and excess octane. The oxygen gas has a volume of 480.0 mL, pressure of 6.35 atm, and an initial temperature of 22.1 °C. The calorimeter has a heat capacity of 1.75 kJ/ °C. Assuming the oxygen reacts completely, what is the final temperature of the...
QUESTION 4 The combustion reaction for octane burning in oxygen is: 2 C8H18 ()25 O2(g)- 16 CO2(g) +18 H20(g) AH = -10869 kJ Suppose an oxygen bomb calorimeter is loaded with oxygen gas and excess octane. The oxygen gas has a volume of 480.0 mL, pressure of 8.28 atm, and an initial temperature of 22.1 °C The calorimeter has a heat capacity of 1.75 kJ/ °C Assuming the oxygen reacts completely, what is the final temperature of the calorimeter?
Consider the following chemical reaction. 2H2O(l)→2H2(g)+O2(g) What mass of H2O is required to form 1.3 L of O2 at a temperature of 310 K and a pressure of 0.948 atm ? Butane, C4H10, is a component of natural gas that is used as fuel for cigarette lighters. The balanced equation of the complete combustion of butane is 2C4H10(g)+13O2(g)→8CO2(g)+10H2O(l) At 1.00 atm and 23 ∘C, how many liters of carbon dioxide are formed by the combustion of 4.00 g of butane?
Question 16 7 pts 16. Consider the following chemical reaction: C4H8(g) + 602(g) - -> --> 4CO2(g) + 4H2O(g) 3.50 g C4H8 (g) is mixed with 0.250 moles of of oxygen gas, Calculate the grams of carbon dioxide. molar masses: C4H8 = 56.10 g/mole, and CO2-44.01 g/mole 11.08 0.3213 5.128 7.348 Question 19 5 pts 19. A sample of has the pressure of 2.21 atm. at 22°C. Calculate the new pressure at the temperature of 105°C. 2.83 atm. 1.53 atm....
Use this balanced equation to answer the following stoichiometry problem. 2C3H18(1) + 25 O2(g) →16 CO2(g) + 18 H2O(g) The molar masses in grams are: C8H18 = 114; O2 = 32; CO, = 44; H20 = 18. If you burn 72.9 g of octane, how many liters at STP of CO2 are produced? O 179 L 129 L 83.5L 115L
CH4(g)+O2(g)→CO2(g)+H2O(g) Part A. What coefficients are needed to balance the equation for the complete combustion of methane? Enter the coefficients in the order CH4, O2, CO2, and H2O, respectively. Part B. What mass of carbon dioxide is produced from the complete combustion of 8.30×10−3 g of methane? Part C. What mass of water is produced from the complete combustion of 8.30×10−3 g of methane? Part D. What mass of oxygen is needed for the complete combustion of 8.30×10−3 g of...
The combustion of octane, C8H18, proceeds according to the reaction 2 C8H18(l) + 25 O2(g) --> 16 CO2(g) + 18 H2O(l) If 442 mol of octane combusts, what volume of carbon dioxide is produced at 20.0 ?C and 0.995 atm?
The balanced combustion reaction for C6H6 is 2 C6H6(l) + 15 O2 (g) -----> 12 CO2 (g) + 6 H2O(l) + 6542 kJ If 8.800 g C6H6 is burned and the heat produced from the burning is added to 5691 g of water at 21 C, What is the final temperature of the water? final temperature= ___________ C