Chemistry, 02.12.2019 05:31 SoccerdudeDylan
At 37 °c the concentration of fe3+ inside a cell is 0.092 m and outside is 0.012 m. the cell membrane is permeable to fe3+. what potential difference in volts would have to exist across the membrane for fe3+ to be in equilibrium at the stated conditions? give you answer as the absolute value of the potential difference in volts.
Answers: 2
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Consider the reduction reactions and their equilibrium constants. cu+(aq)+e−↽−−⇀cu(s)pb2+(aq)+2e−↽−−⇀pb(s)fe3+(aq)+3e−↽−−⇀fe(=6.2×108=4.0×10−5=9.3×10−3 cu + ( aq ) + e − ↽ − − ⇀ cu ( s ) k =6.2× 10 8 pb 2 + ( aq ) +2 e − ↽ − − ⇀ pb ( s ) k =4.0× 10 − 5 fe 3 + ( aq ) +3 e − ↽ − − ⇀ fe ( s ) k =9.3× 10 − 3 arrange these ions from strongest to weakest oxidizing agent.
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At 37 °c the concentration of fe3+ inside a cell is 0.092 m and outside is 0.012 m. the cell membran...
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