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A 15.8 g strip of zinc metal was placed in 100.0 mL of silver nitrate, AgNO3(aq). when the reaction was complete, the strip of zinc had a mass of 13.1g. what was the concentration of the silver nitrate solution ?
for a particular redox reaction MnO2 is oxidized to MnO4- and Ag+ is reduced to Ag write a balanced equation
A weak acid (HA) has a pKa of 4.999. If a solution of this acid has a pH of 4.459, what percentage of the acid is not ionized
The Ksp of zinc oxalate (ZnC2O4) at a given temperature is 7.87 x 10-9. Calculate the molar solubility at this temperature. Use E notation
What is the name of the product formed by the reaction of propylide ion and 2-chloropropane
the henrys law constant for helium gas in water at 30degc is 3.7 10-4 matm that for n2 at 30degc is 6.0 10-4 matm. if
Subsequent to mixing the final temperature of the solution was 26.35oC. The total mass of the solution was 99.85 g. Compute DH of the reaction assuming the specific heat of the solution to be 4.18 J g-1deg-1.
Classify Na2C2H3O and Cu(NO3)2 as weak, strong or non-electrolyte in aqueous solution.
Specify those structural characteristics of a phase transfer catalyst that allow it to be soluble in both organic and aqueous solvents.
If 100 mg/L of aluminum sulfate is added to water and it completely dissolves, how many mmoles/L of Al3+ are present. How many mmoles/L of SO4-2
Compare and contrast the following: size exclusion chromatography and ion exchange chromatography... points to include would be methods of action used in both, examples of use for both, advantages and disadvantages and levels of sensitivity or det..
How to Name and Define Acids, How can you know that HNO3 is nitric acid and HNO2 is nitrous acid? How do you know the difference in endings?
Assume that the energy used to climb steps is the same as the energy required to lift a mass against the force of gravity, namely: PE = mgh, where m is the mass of the object lifted in kilograms, g is the gravitational constant (9.8 m/s2), and h i..
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