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A student determines the value of the equilibrium constant to be 1.93×10-5 for the following reaction.
CO2(g) + H2(g)--->CO(g) + H2O(g)
Based on this value of Keq:
G° for this reaction is expected to be (greater, less) _________than zero.
Calculate the change for the reaction of 2.24 moles of CO2(g) at standard conditions at 298K.
deltaG°rxn = ________kJ
Its composition is 17.01% Na, 47.46% S and 35.52% O by mass. Determine its empirical formula. If the Molar mass of sodium tetrathionate is 272. What is its actual formula? Na2S2O3 + I = NaxSx + 2Nal
What volume of 3.84 M hydrochloric acid is required to consume 4.12 grams of zinc to form aqueous zinc chloride and hydrogen gas?
how many heat energy is required to heat a cup of water (195.0) from room temperature (25.0C) to boiling (100.0C).
A hypothetical metal has a face-centered cubic unit cell and a density of 6.12 g/cm3. The molar mass of the metal is 143.2 g/mol. What is the atomic radius of this metal?
Explain why some moons are round and others have an irregular shape?
Problem- Reaction of 3-methyl-1-butene with Mercuric Acetate in Methanol followed by NaBH4 yields 100% Product A while reaction of the same alkene with Methanol in sulfuric acid yields 50% Product A and 50% Product B. Products A and B are constitu..
A first-order reaction has a half-life of 20 minutes. Starting with 1.00 x 10 to the 20th molecules of reactant at time t=0, how many molecules remain unreacted after 100
Wine goes bad soon after opening because the ethanol (CH3CH2OH) in it reacts with oxygen gas (O2) from the air to form water (H2O) and acetic acid (CH3COOH) , the main ingredient of vinegar. What mass of oxygen gas is produced by the reaction of 8..
a solution of cyclohexane and an unknown solute freezes at 3.3c and 1atm of pressure. calculate the freezing point depresson of the solution
Calculate in kilojoules per mole the energy necessary to completely remove an electron from the first shell of a hydrogen atom R infty = 1.097 times10^-2 nm^-1
A 1.080 g sample of a new organic substance is combusted in the same calorimeter. The temperature of the calorimeter increases from 22.14°C to 26.82°C. What is the heat of combustion per gram of the new substance
Integrals for some of the resonances in the 1H NMR spectrum are higher than they should be due to the shear number of hydrogens in this compound
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