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A liquid sample has a concentration of iron (Fe) of 5.6 mg/L. The density of the liquid is 2000 g/L. What is the Fe concentration in ppmm?
At 373 K, Keq = 2.39 for the following reaction: SO2Cl2(g) = SO2(g) + Cl2(g) In an equilibrium mixture of the three gases, the partial pressures of SO2Cl2 and SO2 are 3.31 atm and 1.59 atm, respectively.
How to calculate ion mobility of DNA as well as single molecule of dNTP? This calculation would be further used for conductivity of DNA or dNTP in solution.
Suppose we start with 0.0530 mol of N2O5 in a volume of 5.2 L. How many minutes will it take for the quantity of N2O5 to drop to 0.0253 mol?
A solution is prepared by dissolving 27.1 g urea, (NH2)2CO, in 171.2 g water. Calculate the boiling point of the solution. Urea is a nonelectrolyte.
Sodium carbonate reacts with hydrochloric acid as shown below in an unbalanced chemical equation. What mass of CO2 is produced from the reaction of 2.94g Na2CO3 with excess HCL
You may want to write out the reaction)When ethane (C2H6) reacts with chlorine (Cl2) the product is C2H5Cl and HCl. In a certain experiment 165 g of C2H6 reacts with 255 g of Cl2.
What is the activation energy of a reaction. What are the two ways that the activation energy can be determined for a reaction, i.e. consider graphing what data and using what formula
Calculate the pH at 25 degrees C of a 0.25-M aqueous solution of oxalic acid (H2C2O4). (Ka1 and Ka2 for oxalic acid are 6.5 x 10^-2 and 6.1 x 10^-5, respectively.)
what are some of the causes of dehydration? definenbspdiureticnbspand include 2 examples. what are some ways to counter
an iron piston in a compressor has a mass of 3.62 kg. if the specific heat of iron is 0.449 jgdegc how much heat is
The isotactic conformation of polypropylene is more regular than the syndiotactic conformation of polypropylene. C. Vinyl Polymers can exist as both Cis and trans isomers.
At 25C, H2O2 decomposes according to the following equation. 2H2O2(aq) => 2H2O (l) + O2(g) .55V
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