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How can chemistry students design and conduct experiments to obtain accurate and reliable results, despite having limited access to laboratory equipment and facilities?
asked
23 hours
ago
in
Chemical education
0
votes
1
answer
24
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Calculate the standard enthalpy change for the reaction between 50 mL of 1.0 M HCl and 50 mL of 1.0 M NaOH at 25°C given that the temperature of the resultant solution is 31.2°C and the specific heat capacity of the solution is 4.184 J/g°C.
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2 days
ago
in
Chemical thermodynamics
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38
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How does changing the geometry and size of a molecule affect its electronic excited states and optical properties, and how can this information be accurately calculated using quantum chemistry methods?
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2 days
ago
in
Quantum Chemistry
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1
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36
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Calculate the exchange current density for the redox reaction: Fe2+ + Cr2O72- + 14H+ → 2Fe3+ + 2Cr3+ + 7H2O Given that the standard potential for the reaction at 25°C is 1.33 V, the gas constant is 8.314 J/mol K, and the temperature is 298 K.
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Jan 23
in
ElectroChemistry
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1
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21
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How is the cocktail party effect possible?
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Jan 16
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Psychology
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What is placebo analgesia?
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Jan 14
in
Psychology
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1
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54
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What is the GRIT strategy?
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Jan 13
in
Psychology
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1
answer
20
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What type of aquifer is trapped between two impermeable rock layers?
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Jan 8
in
Science
0
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1
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29
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What is the transition from liquid to gas is called?
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Jan 7
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Science
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1
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26
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What is the term for the green pigment in leaves that captures energy from the sun?
asked
Jan 7
in
Science
0
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1
answer
26
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What is the second most common type of cancer in both men and women?
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Jan 7
in
Science
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1
answer
27
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What is the most common type of cancer in adult males?
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Jan 7
in
Science
0
votes
1
answer
55
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The cytoskeleton is a cellular "scaffolding" or "skeleton" that crisscrosses what?
asked
Dec 31, 2024
in
Science
0
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1
answer
38
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In binary fission how many times does a cell split?
asked
Dec 31, 2024
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Science
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