Consider the reaction 2 C2H6 + 7 O2 4 CO2 + 6 H2 and complete
the following exercises.
to. Express the speed of the reaction in terms of each
species.
b. If CO2 is formed at a rate or speed of 3.0 M / s, then:
1b1. The
speed with which H2 is formed is________.
1b2. The
speed with which C2H6 disappears is________.
1 b3. The rate at
which O2 disappears is________.
The combustion reaction of ethane is as follows. C2H6(g) + 7/2 O2(g) → 2 CO2(g) + 3 H2O(l) Using Hess's law and the reaction enthalpies given below, find the change in enthalpy for this reaction. reaction (1): C(s) + O2(g) → CO2(g) ΔH = −393.5 kJ/mol reaction (2): H2(g) + 1/2 O2(g) → H2O(l) ΔH = −285.8 kJ/mol reaction (3): 2 C(s) + 3 H2(g) → C2H6(g) ΔH = −84.0 kJ/mol
Consider the following reaction: C2H6(g) + 7/2 O2(g) → 2 CO2(g) + 3 H2O(g) ΔHo = -1428 kJ The enthalpy of vaporization (ΔHovap) of water is 41 kJ/mol. What will ΔHo be for the reaction above if liquid water is formed instead of water vapor?
a. in the reaction: 2 C2H6 (g) + 7 O2 (g) -----> 4 CO2 (g) + 6 H2O (g), increasing the concentration of C2H6 (g) will: increase the acivation energy, decrease the activation energy, increase reaction rate OR decrease the reaction rate? b. An equilibrium constant with a value of 5.7 X 10-8 indicates that at equilibrium: the reactants are favored, the products are favored, OR approximately equal concentrations of reactions and products are present. c. A balloon that contains...
The combustion of ethane is given as C2H6 (g) + 7 O2 (g) --> 4 CO2 (g) + 6 H2O (g) The rate of formation of carbon dioxide is 0.80 M/s Calculate the rate of formation of water Calculate the rate of disappearance of oxygen Calculate the rate of disappearance of ethane
Determine Heat of reaction (Hrxn) for: 2 C (s, graphite) + 3 H2 (g) ------> C2H6 (g) from the following C (s, graphite) + O2 (g) ------> CO2 (g) delta H = -393.5 kJ H2 (g) + 1/2 O2 (g) ------> H2O (l) delta H = -285.8 kJ 2 C2H6 (g) + 7 O2 (g) ------> 6 H2O (l) + 4 CO2 (g) delta H = -3,119.6 kJ
Ethane burns in air to give H2O and CO2 2 C2H6(g) + 7 O2(g) + 4CO2(g) + 6 H2O(g) a. What volume of O2 (L) is required for complete reaction with 4.3 L of C2H6? Assume all gases are measured at the same temperature and pressure. Volume = b. What volume of H2O vapor (L) is produced in the complete reaction of 4.3 L of C2H6? Assume all gases are measured at the same temperature and pressure. Volume = Submit...
1. Calculate AH for the reaction C2H4 (8) + H2() → C2H6), from the following data. C2H4 (g) + 3 02 (®) → 2 CO2 (s) + 2 H20 (1) C2H6 (g) + 7/2 02(g) → 2 CO2(g) + 3 H20 (1) H2 + 1/2O2() → H20 (1) AH = -1411. kJ/mole AH = -1560. kJ/mole AH = -285.8 kJ/mole 2. Calculate AH for the reaction 4 NH3(g) +502 (g) → 4 NO(g) + 6 H20 (g), from the following...
1a) For which of the following reactions is ΔSo > 0? a. 2 C2H6(g) + 7 O2(g) à 4 CO2(g) + 6 H2O(g) b. H2CO(g) + O2(g) à CO2(g) + H2O(l) c. N2(g) + 3 H2(g) à 2 NH3(g) d. NH3(g) + HI(g) à NH4I(s) 1b) For a particular chemical reaction ΔH = 7.0 kJ and ΔS = –17 J/K. Under what temperature condition is the reaction spontaneous? a) When T > 412 K. b) The reaction is not spontaneous...
For which reaction will Kp = Kc? C(s) + O2(g) ⇌ CO2(g) 2 H2O(l) ⇌ 2 H2(g) + O2(g) CaCO3(s) ⇌ CaO(s) + CO2(g) H2CO3(s) ⇌ H2O(l) + CO2(g) 2 HgO(s) ⇌ Hg(l) + O2(g)
Thankyou!
Consider the following unbalanced equation: O2(g) + C2H6(9) + CO2(g) + H20(1) If 24.7 moles of O2(g) reacts with an excess of C2H6(9), what is the theoretical yield of CO2(g) in moles? O 97.2 moles 14.1 moles 37.7 moles 88.6 moles O 26.8 moles A 1.80 g sample of barium chloride hydrate, BaCl2 mass of 1.72 g. Calculate the value of x. XH2O is treated with excess sulfuric acid, forming a BaSO4 precipitate which has a i ooooo When...