Questions by JedShackell5

0 votes

1 answer 23 views

How do the photochemical properties of different photosensitive materials (such as silver halide or diazonium salts) affect their sensitivity to light and subsequent image formation in photography?

asked 3 days ago in PhotoChemistry

0 votes

1 answer 21 views

How does the photochemical behavior of different photovoltaic materials affect their efficiency in converting light into electrical energy?

asked 3 days ago in PhotoChemistry

0 votes

1 answer 28 views

What is the effect of changing the concentration of reactants on the rate of chemical reaction between hydrochloric acid and sodium thiosulphate?

asked 6 days ago in Chemical kinetics

0 votes

1 answer 26 views

What is the coordination environment of zinc in the active site of the enzyme carbonic anhydrase, and how does it contribute to the catalytic activity of the enzyme?

asked 6 days ago in Coordination Chemistry

0 votes

1 answer 29 views

How does the addition of a photosensitizer affect the rate of a photochemical reaction in a solution containing a photolabile compound?

asked Feb 17 in Physical Chemistry

0 votes

1 answer 30 views

How does the process of protein synthesis occur in living organisms, and what specific biochemical factors influence the folding and functionality of proteins within cells?

asked Feb 14 in BioChemistry

0 votes

1 answer 31 views

What type of intermolecular forces are present in iodine (I2) and how do these forces contribute to its physical properties such as melting and boiling points?

asked Feb 13 in Chemical bonding

0 votes

1 answer 6 views

How can the prediction of reaction rates and mechanisms be used to design more efficient chemical processes?

asked Feb 10 in Quantum Chemistry

0 votes

1 answer 32 views

How can a distillation column be designed to effectively separate a binary mixture of ethanol and water with a specific composition, using commonly available materials and maximizing efficiency while minimizing heat loss?

asked Feb 4 in Chemical engineering

0 votes

1 answer 43 views

Calculate the standard enthalpy change (ΔH°) for the following reaction at 25°C, given that the enthalpies of formation for the reactants and products are:HCl (aq) + NaOH (aq) → NaCl (aq) + H2O (l)ΔH°f[HCl (aq)] = -92.31 kJ/molΔH°f[NaOH (aq)] = -469.49 kJ/molΔH°f[NaCl (aq)] = -407.29 kJ/molΔH°f[H2O (l)] = -285.83 kJ/mol

asked Feb 3 in Chemical thermodynamics

0 votes

1 answer 40 views

Calculate the standard electrode potential for a redox reaction involving the reaction of iron (Fe) with copper (Cu) ions, given the following half-reactions: Fe2+ + 2e- → FeCu2+ + 2e- → Cu (Note: The standard electrode potential values for Cu2+/Cu and Fe2+/Fe half-cells at 25°C are 0.34V and -0.44V, respectively.)

asked Feb 3 in Chemical thermodynamics

0 votes

1 answer 46 views

Calculate the pH of a 0.2 M solution of acetic acid (CH3COOH) if the acid dissociation constant (Ka) of acetic acid is 1.8 × 10^-5.

asked Feb 3 in Chemical reactions

0 votes

1 answer 38 views

Calculate the overpotential of a lead electrode in contact with a solution containing [Pb2+] = 0.001 M when the temperature is 298 K. Given that the standard potential of the Pb2+ / Pb electrode is -0.13 V and the exchange current density is 0.015 A/m2.

asked Feb 3 in ElectroChemistry

0 votes

1 answer 57 views

How can electrophoresis be used to determine the composition of a protein sample, and what are the key factors that impact the accuracy and precision of this type of analysis?

asked Jan 29 in Analytical Chemistry

0 votes

1 answer 40 views

Who are the main proponents of discursive psychology?

asked Jan 20 in Psychology

0 votes

1 answer 26 views

When can negative feedback lead to a decrease in self-esteem?

asked Jan 15 in Psychology

0 votes

1 answer 50 views

Why do some men conform to hypermasculine norms?

asked Jan 15 in Psychology

0 votes

1 answer 46 views

Why do we experience afterimages?

asked Jan 15 in Psychology

0 votes

1 answer 40 views

What is the intrasexual competition hypothesis?

asked Jan 15 in Psychology

0 votes

1 answer 72 views

What is a fitness benefit?

asked Jan 15 in Psychology

Categories