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Chemistry, 05.11.2020 20:50 babygirl1780
1. When Mercury was farthest from the Sun in 1974 and 1975, the U. S. probe
Mariner 10 flew by Mercury three times to collect data. Surface temperatures
ranged from 463 K during the day to 93 K at night. Express this temperature
range in degrees Fahrenheit and in degrees Celsius.
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Answers: 3
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Consider the reduction reactions and their equilibrium constants. cu+(aq)+eββ½βββcu(s)pb2+(aq)+2eββ½βββpb(s)fe3+(aq)+3eββ½βββfe(=6.2Γ108=4.0Γ10β5=9.3Γ10β3 cu + ( aq ) + e β β½ β β β cu ( s ) k =6.2Γ 10 8 pb 2 + ( aq ) +2 e β β½ β β β pb ( s ) k =4.0Γ 10 β 5 fe 3 + ( aq ) +3 e β β½ β β β fe ( s ) k =9.3Γ 10 β 3 arrange these ions from strongest to weakest oxidizing agent.
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1. When Mercury was farthest from the Sun in 1974 and 1975, the U. S. probe
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