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For the following electrochemical cell Cu(s)|Cu2 (aq, 0.0155 M)||Ag (aq, 1.50 M)|Ag(s) write the net cell equation. phases are optional. do not include the concentrations. Calculate the following values using standard potentials as needed. E°cell, E cell, ?G°rxn, and ?Grxn
where r is the radius. Compute the volume of a sphere with a radius of 593 pm. State your answer in units of m3.
Hydrocyanic acid is a weak acid with Ka = 4.9 x 10-10. What is the pH of a 0.4480 M hydrocyanic solution?
2 FeS + 3 N2 → 2 FeN + 2 SN2 This reaction has a 65.0% yield. How much N2 is consumed if 13.6 g of FeN are produced?
How much PV work is done and what is the value of total energy change (in kilojoules) for the reaction of 0.50 mol of H2 with 0.25 mol of O2 at atmospheric pressure if the volume change is -5.6L?
What is the kinetic energy in joules of a 1183 motorcycle moving at 63.
If 120.9 mL of water is shaken with a gas at 0.860 atm, it will dissolve 0.00286 g of the gas. Estimate the Henry's law constant for the gas in water in units of g L-1 atm-1.
what is the maximum mass of CO2 that can be produced from the combustion of .377g C2H5OH
A compound is found to contain 10.37 % phosphorus, 4.689 % nitrogen, and 84.95 % iodine by weight. What is the empirical formula for this compound
in a laboratory, 6.82 g of Sr(NO3)2 is dissolved in enough water to form 0.500 L of solution. A0.100-L sample is 0.0245 M solution of Na2CrO4.
Which alkyl halide reacted fastest with silver nitrate in ethanol: tert-butyl bromide or tert-butyl chloride. Explain how the nature of the leaving group affects the rate in the SN1 reaction.
Draw a reasonable Lewis structure for POCl3. Assign formal charges for the atoms in your Lewis structure. Draw a second legitimate resonance contributor for POCl3
a syringe initially holds a sample of gas with a volume of 285 ml at 355 k and 1.88 atm. to what temperature must the
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