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Write the cell reaction and electrode half-reactions and calculate the standard potential of each of the following cells:
(a) Pt|Cl2(g)|HCl(aq)||K2CrO4(aq)|Ag2CrO4(s)|Ag
(b) Pt|Fe3+(aq),Fe2+(aq)||Sn4+(aq),Sn2+(aq)|Pt
(c) Cu|Cu2+(aq)||Mn2+(aq),H+(aq)|MnO2(s)|Pt
converted completely to another molybdenum oxide by adding oxygen. The new oxide has a mass of 17.63 g. Add subscripts below to correctly identify the empirical formula of the new oxide.
A balloon has a volume of 1.20 at 24.0 degrees Celsius. the balloon is heated to 48.0 degrees Celsius. calculate the new volume of the balloon.
Determine the magnesium content (in ppm) of a 100.00 mL sample of drinking water if the following data were obtained. Titrant is 0.0481 M EDTA, 12.78 mL were used when an aliquot of the sample was at pH 13.0
The element of area in two-dimensional Cartesian coordinates is dxdy ; a and b are constants. b. Normalize the wave function e^(-2r /b )
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 makes Maleic acid (isomer of but-2-enedoic acid), very soluble in water and only sparingly soluble in CCl4
Sodium bicarbonate decomposes to form the final solid product sodium oxide. Using a balanced equation, you are to convert the grams of sodium bicarbonate, one number is 5.213, to moles.
Provide a structure for the following compound: UV spectrum: ?max = 272 nm (? = 39,500); EI mass spectrum: m/z = 129 (molecular ion and base peak); IR: 2200, 970 cm-1; 1H NMR: ? 5.85 (1H, d, J = 17 Hz); ? 7.35 (1H, d, J = 17 Hz); ? 7.4 (5H, appare..
describe how these limestone objects are corroded by the sulfuric acid in polluted air. What chemical reaction is involved here?
You respond to a 2AM liquefied compressed gas transportation accident which is leaking from a 5lb (2.3kg) steel cylinder. Chemical commodity on shipping paper is 5 lb RQ, compressed gas, flammable, toxic, n.o.s. (poison - inhalation hazard, zone B..
Write a chemical equation describing the condensation process for O2 and a chemical equation describing the freezing process for O2. For each process discuss the change in enthalpy and entropy that occurs.
Silver metal crystallizes in a face-centered cubic structure. The radius of the silver atom is 144.5 pm. Calculate the density of the metal in g/cm3.
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