Chemistry, 01.12.2020 01:00 ginadesor3461
Which element has the smallest atoms?
A. francium (Fr), located at the left end of the seventh period
B.
neon (Ne), located at the right end of the second period
C. lithium (Li), located at the left end of the second period
D. boron (B), located in the middle of the second period
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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How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate
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Which element has the smallest atoms?
A. francium (Fr), located at the left end of the seventh peri...
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