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Chemistry, 09.12.2019 22:31, santos200154
Given the reactions, x ( s ) + 1 2 o 2 ( g ) ⟶ xo ( s ) δ h = − 890.5 kj xco 3 ( s ) ⟶ xo ( s ) + co 2 ( g ) δ h = + 221.1 kj what is δ h for this reaction? x ( s ) + 1 2 o 2 ( g ) + co 2 ( g ) ⟶ xco 3 ( s )
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Chemistry, 22.06.2019 14:30, joejoefofana
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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Given the reactions, x ( s ) + 1 2 o 2 ( g ) ⟶ xo ( s ) δ h = − 890.5 kj xco 3 ( s ) ⟶ xo ( s ) + co...
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