Questions by GiselleDange

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1 answer 31 views

How does the size and shape of a nanomaterial affect its electronic and optical properties, and how can quantum chemistry calculations be used to predict and understand these properties?

asked Feb 24 in Quantum Chemistry

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1 answer 31 views

How does the concentration of intermediate species affect the rate of the reaction between iodine and propanone in the presence of hydrochloric acid catalyst, and what is the overall order of the reaction?

asked Feb 22 in Chemical kinetics

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1 answer 40 views

How does the change in temperature affect the rate of electron transfer in a redox reaction between iron and copper ions in an aqueous solution, according to the principles of quantum chemistry?

asked Feb 18 in Quantum Chemistry

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1 answer 29 views

How does the addition of a catalyst affect the equilibrium position of a chemical reaction at a constant temperature? Provide an example of a reversible reaction and the effect of a catalyst on its equilibrium constant.

asked Feb 17 in Chemical equilibrium

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1 answer 44 views

How does the enzyme Rubisco facilitate the fixation of CO2 during photosynthesis, and what factors affect its efficiency in this process?

asked Feb 14 in BioChemistry

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1 answer 39 views

What is the mechanism of photodissociation of benzene in the presence of ultraviolet light, and how does it differ from the mechanism of photodissociation of cyclohexane under the same conditions?

asked Feb 14 in PhotoChemistry

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1 answer 69 views

How does limited exposure to current research in chemistry affect the motivation and career decisions of undergraduate chemistry students?

asked Feb 13 in Chemical education

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1 answer 46 views

How can the chemical structure modifications of non-steroidal anti-inflammatory drugs (NSAIDs) be used to increase efficacy and decrease side effects in the treatment of inflammatory diseases?

asked Feb 6 in Medicinal Chemistry

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1 answer 80 views

Calculate the equilibrium constant for the electrochemical reaction: Zn(s) + 2H^+(aq) → Zn^2+(aq) + H2(g) when the concentration of Zn^2+ is 0.25 M, [H^+] is 2.5 × 10^-3 M, and the pressure of H2 is 0.8 atm at 298 K.

asked Jan 23 in ElectroChemistry

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1 answer 17 views

A copper electrode is immersed in a 0.1M solution of CuSO4 and a zinc electrode is immersed in 0.1M solution of ZnSO4. Both the solutions are connected with a salt bridge. If the standard reduction potentials of Cu2+/Cu and Zn2+/Zn are +0.34V and -0.76 V respectively, calculate the potential difference between the two electrodes at 25°C.

asked Jan 22 in ElectroChemistry

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1 answer 54 views

What is the mirror neuron system according to the mirror neuron theory?

asked Jan 20 in Psychology

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1 answer 31 views

When analysing cognitive theories, what is the significance of ecological fallacy?

asked Jan 16 in Psychology

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1 answer 41 views

What is the main criticism of Erikson's theory of psychosocial development?

asked Jan 16 in Psychology

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1 answer 37 views

According to the Scientific method, what is the process of testing a hypothesis?

asked Jan 15 in Psychology

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1 answer 30 views

What is the role congruity theory?

asked Jan 14 in Psychology

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1 answer 61 views

What is perceptual set?

asked Jan 14 in Psychology

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1 answer 68 views

Are emotion regulation strategies always effective for coping?

asked Jan 14 in Psychology

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1 answer 46 views

Where is the only place an electric charge can be found?

asked Jan 8 in Science

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1 answer 44 views

When light transfers its energy to objects, this is known as what?

asked Jan 8 in Science

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1 answer 42 views

Some plants open their leaves during the day to collect what?

asked Dec 31, 2024 in Science

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