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Kc for reactions
Write the expressions for Kc for the following reactions.a. 2O3(g) --> 3O2(g)
b. Ti(s) + 2Cl2(g) --> TiCl4(l)
c. 2C2H4(g) + 2H2(g) --> 2C2H6(g) + O2(g)
d. C(s) + 2H2(g) --> CH4(g)
e. 4HCl(aq) + O2(g) --> 2H2O(l) + 2Cl2(g)
a block of aluminum with the volume of 96.5 g absorbs 65.3 J of heat. If the initial temperature is 31.2 degrees celcius, what is the final temperature.
A 1.0-L buffer solution is 0.105M in HNO 2 and 0.145M in NaNO 2. Determine the concentrations of HNO 2 and NaNO 2 after addition of 1.4g NaOH.
How many milliliters (mL) of a 1.28 M sulfuric acid solution are needed to neutralize 60.2 mL of a 0.427M sodium hydroxide solution.
Balance the equation using the smallest possible integers. Also determine the sum of the coefficients of the reactants?
Calculate the mass percent of methanol, ethanol, and MTBE, that must be present in gasoline to yield a mixture of 1.8% oxygen by weight.
You need to determine value of ?G° for CO(NH2)2(s) + H2O(l) CO2(g) + 2NH3(g)?
a 5.00L air sample at a temperature of -50 degrees celsius has a pressure of 107 kpa. what will be the new pressure if the temperature is raised to 102 degrees celsius and the volume expands to 7.00L.
An acre of corn can produce about 375 gallons of ethanol, using only the kernel of the corn for conversion to ethanol. Assume the energy input to produce an acre of corn is 15000000 kJ.
A 1.5618-g sample containing sulfate ion was treated with barium chloride reagent, and 0.2321 g of barium sulfate was isolated. Calculate the percentage of sulfate ion in the sample.
Determine how many moles of carbon dioxide should be added to the system to bring the equilibrium carbon monoxide concentration to 0.743 mol/L
Determine the trend in sizes of the ions O 2- ,N 3- , F - and also explain why does the trend exist? Also describe which of the molecules contains polar covalent bonds but is NOT itself a polar molecule?
determine How many grams of AlCl 3 are formed if 30.0 grams of Hydrogen are produced? It is given that the molar mass of AlCl 3 =133.33 g/mol.
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