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Chemistry
Calculate delta H for the reaction below using Hess's Law: C2H6 ---> C2H2 + 2H2 ------------------------------------------ C2H2 + 5/2O2 --> 2CO2 + H2O (H = -1300 kJ) 2H2 + O2 --> 2H2O (H= -572 kJ) 2C2H6 + 7O2 --> 4CO2 + 6H2O (H= -
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Consider the combustion of ethane: 2C2H6(g)+7O2(g)-->4CO2(g)+6H2O(g) If the ethane is burning at the rate of 0.7 mol/L × s, at what rates are and being produced? -
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consider the equation for the following questions 2C2H6(g) + 7o2(g) 4 CO2(g) +6H2O(g) How many grams of CO2 are produced when 2.00moles of C2H6 react with sufficient oxygen? -
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Ethane, C2H6, forms ·CH3 radicals at 700.°C in a first-order reaction, for which k = 1.98 h-1. (a) What is the half-life for the reaction? (b) Calculate the time needed for the amount of ethane to fall from 1.00 10-3 mol to 2.48
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At constant pressure and 25 degrees C, what is delta H for the reaction 2C2H6(g) + 7O2(g) --yields-- 4CO2(g) + H2O(l) if the complete consumption of 11.3 g of C2H6 releases -586.3 kJ of heat energy? (11.3=.38 mol C2H6) -
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what is the volume occupied by 16.0g ethane gas (C2H6) at 720 Torr and 18C? V=nRT/P conversion of mol: 16.0g C2H6 X 1mol C2H6/30.07g C2H6= .53mol C2H6 V= .53 mol(0.0821 L*atm/mol*K)(291)K / 720 Torr (1 atm/760Torr) V= 13.5 L -
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2C2H6+702=4CO2+6H20 how many grams of oxygen are required to completely burn60.0g ethane (C2H6) show work Using the above equation how many Lof 02 are required to burn 20.0Lof ethane thank u soo much this is for a test -
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ethane,C2H6 burns in oxygen. A. what are the products of the reaction? B. write the balanced equation for the reaction. C. what mass of O2, in grams is required for complete combustion of 13.6 of ethane? D. what is the total mass
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chem/plz/check work studying for a final
what is the volume occupied by 16.0g ethane gas (C2H6) at 720 Torr and 18C? V=nRT/P conversion of mol: 16.0g C2H6 X 1mol C2H6/30.07g C2H6= .53mol C2H6 V= .53 mol(0.0821 L*atm/mol*K)(291)K / 720 Torr (1 atm/760Torr) V= 13.5 L -
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Express the rate of the reaction 2C2H6 + 7O2 -> 4CO2 + 6H2O in terms of: a. Delta [C2H6] b. Delta [CO2] Show work please -
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2C2H6(g) + 7O2(g) = 4CO2(g) + 6H2O(g) How many L of oxygen gas is needed to produce 18.0 L of CO2
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