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1.00 mol/s of methane (CH4) is combined with 2.00 mol/s of oxygen (O2) as well as completely combusted isothermally to CO2 as well as H2O vapor at 500°C and 1 atm. Explain how much heat (in kJ/s) is necessary for this process? Explain the standard heat of reaction for
CH4(g) + 2O2(g) CO2(g) + 2H2O (l) -890.6 kJ/mol
a solid mixture of kcl kno3 and bano32 is 20.92 mass chlorine and a 1.000 g sample of the mixture in 500.0 ml of
In this experiment we reduced methylene blue with ascorbic acid using HCl as a catalyst. Given that the half reaction for the reduction of methylene blue is MB+(ox) +2H +2e ----->MBH2(red) (potential = 100 mV)
Calculate the percent yield of this reaction? 4. Calculate the Atomic economy and Experiment Atomic economy? 5. Calculate E-product
When 0.549 moles of a certain gas fill a balloon the volume is 75 mL. If enough of the same gas is added to the balloon until 1.44 moles of gas are present, what is the new volume of the balloon?
The explosive nitroglycerin decomposes rapidly upon ignition or sudden impact according to the following balanced equation: 4C3H5N3O9 (l) --> 12 CO2 (g) + 10H2O (g) + 6N2 (g) + O2 (g)
Calculate the weight of water that could be removed from a wet organic phase using 50.0mg of magnesium sulfate. The hydrate form of magnesium sulfate consists of MgSO4
Draw a Kekule diagram for benzene - why is this representation of benzene not considered to be as good as drawing a hexagon with a circle in the centre? What does the circle represent?
A CD player and its battery together do 500 kJ of work, and the battery also releases 250 kJ of energy as heat and the CD player releases 50 kJ as heat due to friction from spinning
The complete decay of 241Am involves successive alpha, alpha, beta, alpha alpha, beta, alpha, alpha, alpha, beta, alpha and beta production. Identify the 11 intermediate nuclides. What is the final stable nucleus produced in this decay series
An evacuated (empty) 276 mL glass bulb weighs 129.6375 g. Filled with an unknown gas, the bulb weighs 130.0318 g. Calculate the gas density in g/L.
If 125 g XeF[2](s) reacts completely and the gas is collected in a 50.0 L flask at 300 K, what is the pressure of the gas in atmosphere. XeF[2](s) + H[2]O(l) ---> 2Xe(g) + O[2](g) + 4HF(g)
the paramagnetism observed for O2 B. the N-N bond order in N2 C. the rotational barrier about the C-C bond in ethylene D. the existence of H2 and not He2
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