Chemistry, 22.04.2020 01:15 torrejes241
3) Tarnished silver contains Ag2S. The tarnish can be removed by placing silverware in an aluminum pan containing an inert electrolyte Such as NaCl. Explain the electrochemical principle for this procedure. The standard reduction potential for the half-cell reaction: Ag2S (s) + 2e- 2Ag (s) + S-2 (aq) is -0.71 V
Answers: 3
Chemistry, 21.06.2019 14:00
Diamond, graphite, and fullerenes share what property? a. they are all made of carbon (c) bonded to a metal. b. their shape. c. they are all made of carbon (c). d. they are all good conductors.
Answers: 1
Chemistry, 21.06.2019 23:00
Ahypothrticalax type of ceramic material is known to have a density of 2.10 g/cm3 and a unit cell of cubic symmetry with a cell edge length of 0.57 nm. the atomic weights of the a and x elements are 28.5and 30.0 g/mol, respectively. on the basis of this information, which of the following crystal structures is (are) possible for this material: sodium chloride, cesium chloride, or zinc blende
Answers: 1
Chemistry, 22.06.2019 07:30
Using data from seismic waves, geologists have learned that earth’s interior is made up of several
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Chemistry, 22.06.2019 13:30
Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?
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3) Tarnished silver contains Ag2S. The tarnish can be removed by placing silverware in an aluminum p...
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