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Assume that you have 1, 2, 5 and 10 ml pipets and a 25 ml volumetric flask. Describe in detail how you would prepare a solution with a concentration near 0.10 M from a 0.650 stock solution. Calculate the final concentration of the diluted solution. It should be within 10% of 0.10 M
The Ksp for calcium sulfate is 7.1 x 10^-5. What is the concentration of Ca^2+ in equilibrium with CaSO4(s) if [SO4^2-] = 2.0 x 10^-2 M
What are the equilibrium pressures of N2O4 and NO2 when 0.61 mol of each gas are introduced
The probability of filling a 3p orbital relative to the 3s orbital is 3/1. Assuming that the total Mg+ population in a given atomization source is 3.5 x 10^18 ions at any given time, what would be the number of ions that are in the excited 3p stat..
a corrosion technologist pipetted a 100 ml hard water sample and titrated it with 37.64 ml of 0.01 M EDTA solution for a total endpoint, and 29.32 ml of 0.01 M EDTA solution for a calcium endpoint.
When gasoline burns, it reacts with oxygen in the air and forms hot gases consisting of carbon dioxide and water vapor. How does the potential energy of the gasoline and oxygen compare with the potential energy of the carbon dioxide and water vapo..
Assuming that the heat capacity of the ammonuim chloride solution is 4.18J/gc, calculate the heat (enthalpy) of the solution NH4Cl, (a) in J/g and (b) in kj/mol.
I have a 3-methyl-1-Pentyne compound starting in an only (s) configuration and I'm putting in H2 and Pt. The product of this reaction would be.... a) Only (S) b) Only (R) c) (R) + (S) d) Achiral
You mix 1.0 mL of 0.50 M Cu(NO3)2 with 6.0 mL of 0.05 M KI, and collect the dry CuI precipitate. What mass of CuI do you expect to obtain from this reaction
How much heat is absorbed when 63.7g H2O(l) at 100 degrees C is converted to steam at 100 degrees C? Express your answer in kJ.
A piston has an external pressure of 13.00 atm. How much work has been done if the cylinder goes from a volume of 0.160 liters to 0.540 liters.
what is the concentration(M) of CH3OH in a solution prepared by dissolving 16.8 g of CH3OH in sufficient water to give exactly 230 mL of solution.
What is the final temperature of the water when equilibrium is reached? (Assume a density of 0.998 (g/mL) for water.)
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