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(a) Under what circumstances is the Nernst equation applicable?
b) What is the numerical value of the reaction quotient, Q, under standard conditions?
(c)What happens to the emf of a cell if the concentrations of the reactants are increased?
what mass of sucrose should be combined with 537 ml of water to make a solution with an osmotic pressure of 8.55 atm at
The solubility of barium carbonate,BaCO3, is .0100 g/L . Its molar mass is 197.6 . What is the Ksp of barium carbonate?
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Draw the skeletal structure for trans-1-bromo-2-isopropylcyclopentane. (Hint: Make sure the tapered end, i.e. the thin end, of the wedge bond is attached to the parent.)
Each of three closed (gas-tight) systems at 25°C contains 1.0 L of a 10 μmol/L chloroform solution, but they are in equilibrium with different gas phases. System I contains 1.0 L of gas with Ptot =1.0 atm
What is the entropy change for freezing 4.25 g of C2H5OH at 158.7 K? H = -4600 J/mol. Answer in units of J/K.
using a solution that is prepared nbspby dissolving .702g of fenh42so42middot6h2o in 50ml of h2o having 1 ml of
iodine clock reaction experiment, between iodide ions and persulfate ions, why should the rate orders w.r.t iodide and persulphate ions be integers(and therefore we can round off the experimental value to the closest integers)? I actually performe..
What is the density (in g/L) of a mixture of equal numbers of moles of N2 and CO2 gas in a 8.00 L container at 298K if the pressure exerted is 19.0 atm
Important information about Redox titration, How do I calculate the moles of iron (ore sample) and how do I calculate the mass percent of iron in the ore from this problem
Compound A is C4H9Cl and shows two 13C NMR resonances. Compound B is an isomer of compound A; it shows four 13C NMR resonances, and in the spin-coupled mode the resonance farthest downfield is a doublet. Identify compound A
If this arsenic is present as arsenate, AsO4^3-, what mass of sodium arsenate would be present in a 1.10L sample of drinking water that just meets the standard
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