Questions by DKGStacy090

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1 answer 87 views

How does the rate of reaction affect the selectivity of a chemical reaction and how can we manipulate the reaction conditions to favor a specific product? Provide a specific example to illustrate your answer.

asked Feb 22 in Chemical kinetics

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1 answer 80 views

What is the effect of molecular weight on the viscosity of polymer melts? Provide experimental evidence and compare the results with existing theories.

asked Feb 19 in Polymer Chemistry

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1 answer 84 views

How does the distance between metal ions affect the magnetic properties of molecular magnets? Can we predict the value of the magnetic moment based on the electronic structure and geometry of the molecule?

asked Feb 19 in Quantum Chemistry

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1 answer 80 views

How does the degree of chirality affect the photochemical properties of a molecule?

asked Feb 19 in PhotoChemistry

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1 answer 78 views

What is the chemical equation for the combustion of propane (C3H8) and how much oxygen (O2) is required for the complete combustion reaction?

asked Feb 18 in Chemical reactions

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1 answer 114 views

What is the effect of changing the hydrophobic and hydrophilic properties of a surfactant on its ability to form micelles in aqueous solution?

asked Feb 17 in Surface Chemistry

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1 answer 119 views

What is the oxidation state of sulfur in H₂SO₄?

asked Feb 13 in Chemical reactions

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1 answer 159 views

What is the splitting pattern of the d-orbitals in an octahedral complex and how does it affect the color of the complex? Use crystal field theory to explain the observed color of a transition metal complex with a particular ligand set.

asked Feb 13 in Coordination Chemistry

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1 answer 82 views

How can the chemical X be purified from impurities A, B, and C using the least possible amount of solvent and equipment?

asked Feb 6 in Chemical engineering

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1 answer 72 views

Design an antibiotic to specifically target gram-negative bacteria using principles of medicinal chemistry.

asked Feb 4 in Medicinal Chemistry

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1 answer 144 views

Calculate the standard free energy change for the reaction of HCl with MnO2 to form MnCl2 and H2O at a temperature of 298 K, given that the standard reduction potentials are E°(MnO2/MnCl2)=-0.13 V and E°(H2O/HCl)=1.23 V.

asked Feb 3 in Chemical thermodynamics

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1 answer 157 views

Calculate the specific heat capacity of water if it absorbs 400 J of energy and its temperature rises by 20°C.

asked Feb 3 in Chemical thermodynamics

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1 answer 154 views

What are the key properties and structural characteristics that make ceramics suitable for high-temperature applications, and how do these properties compare to those of other materials used at high temperatures?

asked Jan 31 in Materials Chemistry

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1 answer 147 views

What is the difference between an aldehyde and a ketone? Give three examples of each and explain what makes them different from each other in terms of chemical structure and reactivity. Additionally, provide a brief explanation of common methods for synthesizing both aldehydes and ketones.

asked Jan 31 in Organic Chemistry

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1 answer 172 views

Where does the debate between reductionist and holistic theories take place?

asked Jan 20 in Psychology

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1 answer 119 views

What did Harlow's research on monkeys involve?

asked Jan 17 in Psychology

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1 answer 68 views

What is the impact of attention on eyewitness testimony?

asked Jan 17 in Psychology

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1 answer 50 views

How does the narrative theory view recovery after trauma?

asked Jan 17 in Psychology

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1 answer 76 views

Why is the cognitive-developmental theory criticised?

asked Jan 16 in Psychology

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1 answer 49 views

Where did Cognitive Behavioural Therapy originate?

asked Jan 15 in Psychology

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