Chemistry, 31.01.2020 08:03, Ezekielcassese
Which best explains the difference between a ball-and-stick model of a chemical compound and a space-filling model?
a. ball-and-stick models can show compounds in three dimensions, but space-filling models cannot.
b. space-filing models can show compounds in three dimensions, but ball-and-stick models cannot.
c. ball-and-stick models show the bonds between atoms, but not the relative sizes of atoms. space-filling models show the relative sizes of atoms, but not the bonds between atoms.
d. space-filling models show the bonds between atoms, but not the relative sizes of atoms. ball-and-stick models show the relative sizes of atoms, but not the bonds between atoms.
Answers: 1
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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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Anyone who's in connections academy chemistry b have the factors that affect the rate of a reaction portfolio already done?
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