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Explain which of the following is the balanced net ionic equation for the reaction between zinc (II) bromide and silver (I) nitrate?
a. Zn(NO3)2(aq) + AgBr(s)?ZnBr2(aq) + AgNO3(aq)
b. Zn(NO3)2(aq) + 2AgBr(s)?ZnBr2(aq) + 2AgNO3(aq)
c. Zn2+(aq) +NO3- (aq) + Ag+(aq) + Br-(aq)?Zn2+(aq) + Br-(aq) + Ag+(aq) + NO3- (aq)
d. Zn2+(aq) + 2NO3- (aq) + 2AgBr(s)?Zn2+(aq) + 2Br-(aq) + 2Ag+(aq) + 2NO3- (aq)
e. AgBr(s)?Br-(aq) + Ag+(aq)
the temperature is held constant at 294 K. After two hours the pressure inside the bottle falls to 721.3 torr. What mass of molecular oxygen has the mouse consumed
Standard reduction potentials for the Pb2+/Pb and Cd2+/Cd half-reactions are -0.13 and -0.40, respectively. At what relative concentrations of Pb2+ and Cd2+
Based on the G°' reported above, compute the equilibrium constant (at 25°C) and then comment on the spontaneity forward, backwards or at equilibrium of this reaction under standard conditions.
What is the equivalence volume, Ve, in milliliters? Calculate the concentration of Ca2 at V = 1/2 Ve?
Consider the titration of 88.0 mL of 0.146 M Ba(OH)2 by 0.584 M HCl. Calculate the pH of the resulting solution after the following volumes of HCl have been added.
A closed container is filled with oxygen. The pressure in the container is 425 . What is the pressure in millimeters of mercury
Calculate the number of grams of AlCl3 and the number of grams of H2O formed when 0.500 g of Al(OH)3 reacts.
Classify the following conditions based on whether they are before the equivalence point, at the equivalence point, or after the equivalence point/endpoint.
what chemical reaction could you perform to promote the aqueous solubility of hexyl amine? write an equation why is the
What is the atomic weight of an element if 4.00 grams of it contain 2.98 x 10^22 atoms. A) 2.02 u B) 80.8 u C) 8.08 u D) 20.2 u E) 19.7 u
describe the appearance of the solution if drops of .01M AgNo3 had been added directly to the test solution and then centrifuged
A. what mass of solid FeCl3 is required to prepare 250.0 ml of 0.245 M FeCl3 solution. B. How would you prepare 500.0 mL of 0.0500 M FeCl3 solution starting from the above solution in part A
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