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Fe2O3 + 3CO------2Fe + 3Co2 suppose that 1.14x 10^3kg of Fe is obtained from 1.82x 10^3 kg of samples Fe2O3. Assuming that the reaction goes to completion. What is % purity of Fe2O3 in orginal sample? --------%purity.
diluted with pure air to reduce the methane concentration to the lower flammability limit . calculate the rquire flow rate of air in mol/h and the precent by mass of oxygen in the products gas
Eugenol can also be isolated from cloves using extraction with CO2. discuss the advantages and disadvantages of distillation versus CO2 extraction.
Using curved arrows to symbolize the flow of electrons, write the stepwise mechanism for the acid-catalyzed esterification of p-aminobenzoic acid to give ethyl p-aminobenzoate.
In the chlorination of cyclohexane there are two types of termination steps: recombination and disproportionation. 1) give two products of recombination:
A particular element exists in two stable isotopic forms. One isotope has a mass of 34.9689 amu ( 75.77% abundance). The other isotope has a mass of 36.9659 amu. Calculate the average mass of the element and determine its identity.
How much forested land would be needed to produce all of the given country's power? (Assume that the given country has little fossil resources.) Is this a sustainable alternative?
How much heat is needed to raise the temp. of 25.0 g of gold from 23C to it's melting point at 1063C? I know the answer is 3.4 KJ but need to know how to get the answer if unknown.
The elementary reaction 2H20(g) 2H2(g)+O2(g) proceeds at a certain temperature until the partial pressures of H2O, H2, and O2 reach 0.0700 atm, 0.00200 atm, and 0.00600 atm respectively. What is the value of the equilibrium constant at this temper..
A mixture of 1 atm chlorine gas and 1 atm oxygen gas and no product undergoes this reaction. Cl2 + 2 O2 ---> 2 ClO2 What equation would be used to solve for the equilibrium concentrations
What is the enthalpy change when 1 mole of ammonia gas is decomposed into its elements?
Calculate the pressure (in atm) of 16.80 mol of CO2 gas in a 3.00 L vessel at 153 k with the Van der Waals equation (a=3.592 L^2 * atm/mol^2 and b=0.0427 L/mol for CO2)
Calculate the specific rotation of the compound. A sample of 150 mg of an organic compound is dissolved in 7.5 ml of water. The solution is paced in a 20-cm polarimeter tube and the rotation measured in a polarimeter
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