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Calculate the corrosion rate of a copper wire of diameter 0.5 cm and length 20 cm when immersed in a solution containing 1M HCl for 24 hours. The initial and final weights of the wire were 6.0 g and 5.6 g, respectively. The density of copper is 8.96 g/cm³. What is the corrosion rate of the copper wire in mm/year?
asked
Jan 23
in
ElectroChemistry
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33
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A chemistry student wants to investigate the activation energy for a reaction between hydrogen and chlorine gases. The student measures the initial and final temperatures of the reaction mixture, and the rate of gas evolution. Based on this information, the student wants to calculate the activation energy of the reaction using the Arrhenius equation. What steps should the student follow to determine the activation energy of the reaction?
asked
Jan 22
in
Chemical reactions
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1
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89
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A chemistry student needs to predict the products of a reaction between aluminum and sulfuric acid. What chemical equation represents this reaction and what are the names and states of the products formed?
asked
Jan 22
in
Inorganic Chemistry
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1
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30
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Which type of nucleophilic substitution reaction will occur when 1-bromobutane is reacted with sodium methoxide in methanol, and what is the mechanism of this reaction?
asked
Jan 21
in
Organic Chemistry
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1
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42
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What is the relationship between power and discourse?
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Jan 17
in
Psychology
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1
answer
28
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What is medical psychology?
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Jan 17
in
Psychology
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1
answer
56
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How does evolutionary psychology explain the preference for sweet tastes?
asked
Jan 16
in
Psychology
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votes
1
answer
53
views
What is inclusive fitness?
asked
Jan 15
in
Psychology
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votes
1
answer
25
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What is euthanasia?
asked
Jan 15
in
Psychology
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1
answer
21
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What is the psychology of colonialism?
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Jan 14
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Psychology
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1
answer
40
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What is the role of the prefrontal cortex in cognition?
asked
Jan 13
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Psychology
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1
answer
36
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What is the Big Five personality model?
asked
Jan 13
in
Psychology
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votes
1
answer
34
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What is the fundamental attribution error?
asked
Jan 13
in
Psychology
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votes
1
answer
15
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Which type of diabetes involves the pancreas not secreting enough insulin, which causes high levels of glucose in the blood?
asked
Jan 8
in
Science
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1
answer
61
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When both momentum and kinetic energy are conserved in a closed system, the collision is called what?
asked
Jan 8
in
Science
0
votes
1
answer
62
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When acellular slime molds swarm, they fuse together to form a single cell with many what?
asked
Jan 8
in
Science
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votes
1
answer
69
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What sac, which was sitting on top of the flat embryo, envelops the embryo as it folds?
asked
Jan 7
in
Science
0
votes
1
answer
37
views
What is the condition of a plant in which the fluid in a cell exerts a pressure against the cell wall?
asked
Jan 6
in
Science
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votes
1
answer
26
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What is driven by the sun's energy and moves water over the surface of earth?
asked
Jan 6
in
Science
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1
answer
51
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What is a soft, malleable, and corrosion resistant material called?
asked
Jan 6
in
Science
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