Chemistry, 26.12.2019 03:31 pandamaknae2003
Calculate the time required for a constant current of 0.800 a to deposit 0.250 g of
(a) co(ii) as the element on a cathode and
(b) as co3o4 on an anode. assume 100% current efficiency for both cases.
Answers: 1
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The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call
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The atomic radius of sodium is 186 pm and of chlorine is 100 pm. the ionic radius for na+ is 102 pm and for cl– is 181 pm. in going from na to cl in period 3, why does the atomic radius decrease while the ionic radius increases? a. the inner electrons in the sodium cation shield its valence electrons more effectively than the inner electrons in the chloride anion do. b. the inner electrons shield the valence electrons more effectively in the chlorine atom than in the chloride anion. c. the outermost electrons in chloride experience a smaller effective nuclear charge than those in the sodium cation do. d. the outermost electrons in chloride experience a larger effective nuclear charge than those in the sodium cation do. e. monatomic ions are bigger than the atoms from which they are formed.
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Acetylene gas c2h2 undergoes combustion to produce carbon dioxide and water vapor how many grams of water are produced by the same amount of c2h2?
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Calculate the time required for a constant current of 0.800 a to deposit 0.250 g of
(a)...
(a)...
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