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0
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30
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What is the rate law for the reaction between hydrogen peroxide and potassium iodide, and how can it be determined experimentally?
answered
Feb 22
in
Chemical kinetics
0
votes
34
views
What is the impact of lead pollution on air, soil, and water quality in the vicinity of a lead smelter plant and what are the potential health risks and effects on wildlife and vegetation?
answered
Feb 20
in
Environmental Chemistry
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26
views
What is the critical micelle concentration of sodium dodecyl sulfate in water at 25°C, if the molar mass of SDS is 288.4 g/mol and its molecular formula is C12H25NaO4S?
answered
Feb 19
in
Surface Chemistry
0
votes
29
views
What is the complete combustion formula of propane (C3H8) and what products are produced during the reaction?
answered
Feb 18
in
Chemical reactions
0
votes
37
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How does temperature affect the rate of catalyzed reactions? Provide experimental evidence for your answer.
answered
Feb 17
in
Physical Chemistry
0
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60
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Identify the conjugate acid-base pairs for the following reaction: CH3COOH + H2O ⇌ CH3COO- + H3O+ Also, determine which side of the reaction is favored at equilibrium and explain why.
answered
Feb 13
in
Organic Chemistry
0
votes
81
views
How can we develop new treatments for skin diseases using knowledge of the chemical properties of compounds found in natural sources such as plants and microorganisms?
answered
Feb 12
in
Medicinal Chemistry
0
votes
39
views
How can knowledge of chemical reactions be applied to understand the process behind rust formation on iron objects, and suggest a method to prevent rusting?
answered
Feb 5
in
Chemical education
0
votes
108
views
What is the concentration of a copper(II) ion (Cu2+) solution using polarography if the current at -0.5 V vs. saturated calomel electrode (SCE) is 10 mA and the current at -1.0 V vs. SCE is 25 mA, assuming the standard reduction potential of Cu2+/Cu is +0.34 V vs. SCE and the supporting electrolyte is 0.1 M KCl?
answered
Jan 30
in
Analytical Chemistry
0
votes
68
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Calculate the equilibrium constant for the following electrochemical cell reaction at 25°C:Cu(s) + 2 Ag+(aq) --> Cu2+(aq) + 2 Ag(s)Given the standard reduction potentials are:Cu2+(aq) + 2 e- → Cu(s) E°red = +0.34 VAg+(aq) + 1 e- → Ag(s) E°red = +0.80 V
answered
Jan 23
in
ElectroChemistry
0
votes
105
views
Who first coined the term 'placebo'?
answered
Jan 20
in
Psychology
0
votes
62
views
How might personality traits manifest in childhood?
answered
Jan 20
in
Psychology
0
votes
47
views
What is the main advantage of the social cognitive theory?
answered
Jan 16
in
Psychology
0
votes
55
views
According to the social cognitive theory, how do individuals learn from others?
answered
Jan 16
in
Psychology
0
votes
97
views
Compare the theoretical mechanisms underlying the effects of benzodiazepines and serotonin agonists in the treatment of anxiety disorders.
answered
Jan 16
in
Psychology
0
votes
86
views
What is executive functioning?
answered
Jan 14
in
Psychology
0
votes
79
views
What is the linguistic universals theory?
answered
Jan 14
in
Psychology
0
votes
36
views
What is the role of the auditory cortex in hearing?
answered
Jan 13
in
Psychology
0
votes
39
views
Which chemical element is the basis of all life on earth?
answered
Jan 8
in
Science
0
votes
144
views
What refers to a substance made from two or more elements joined by chemical bonds?
answered
Jan 7
in
Science
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