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Fe2O3 + 2Al - 2Fe + Al2O3If you start with 50.0g of Iron (iii) oxide and 25.0 g ofaluminum in the above problem, what is the limiting reagent? What is the maximum mass of aluminum oxide that can beproduced?How much aluminum oxide would be produced if the yeild was93%?
You are asked to prepare a standard solution of 10.0 mM of glycine at pH 5.36 for a biochemistry experiment. The pI of glycine is 5.97. What percentage of the glycine in the solution is present as the anion
A fuel cell works on the same principle as a battery but is continually fed with fuel. In one fuel cell, methanol enters on one side of the unit, and air enters on the other side both circulate past electrodes, and a chemical reaction occurs that ..
How many grams of dry NH4CL need to be added to 2.30 L of a 0.400 M solution of ammonia,NH_3 , to prepare a buffer solution that has a pH of 8.53? Kb for ammonia is 1.8*10^-5.
The specific heat of aluminum is 0.902 J at 25C. How much heat, in kJ, does it take to raise the temperature of a 12.0 g chunk of aluminum from 15.5C to 35.5C
Calculating the concentration of the acetate ion when dissociation of acetic acid occurs in water and over varying pH conditions? I am a process engineer in wood pulping operation in which we use steam to digest hardwood chips. This is non-chemica..
Given the reaction at a certain temperature: 2 HI H2 + I2. at equilibrium, the partial pressure of HI is 1.8 x 10^ -3 atm, and the partial pressures for H2 and I2 are 0.10 atm each.
Pure 2-methylpentane is held in a closed container at 150 F. Both gas and liquid are present. What is the pressure in the container
what is ?hdeg of the reaction done experimentally usingfurfuryl alcohol anhydrous carbon tetrachloride andtriphenyl
How many grams of sodium formate, NaCHO2, would have to be dissolved in 1.3 L of 0.45 M formic acid (pKa 3.74) to make the solution a buffer for pH 3.75
For lab this week i need to separate a mixture of caffeine and Phenacetin using Acid-BAse Extraction. What reagent should i use for the separation of components by extraction of the dichloro methane layer
In a particular titration experiment a 25.0 mL sample of an unknown monoprotic acid required 30.0 mL of .200 M NaOH for the end point to be reached. What is the concentration of the acid?
What mass of methane do you have to burn to heat the airfrom 15. degrees C to 22.0 degrees C
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