Recent activity by ShaunteYun90

1 answer 32 views

How does the presence of specific chemicals in crude oil affect their behavior and impact on the environment during an oil spill?

answered Feb 22 in Environmental Chemistry

1 answer 30 views

What is the Lewis structure of the molecule carbon dioxide (CO2)?

asked Feb 20 in Chemical bonding

1 answer 31 views

What is the effect of temperature on the equilibrium constant of a reaction between hydrogen gas and iodine gas to produce hydrogen iodide gas following the equation: H2(g) + I2(g) ⇌ 2HI(g)?

answered Feb 20 in Chemical kinetics

1 answer 38 views

How does the concentration of a photosensitizer affect the rate of a photochemical reaction in the presence of light of a specific wavelength?

asked Feb 18 in PhotoChemistry

1 answer 25 views

How does the choice of photosensitizer affect the efficiency of a photochemical reaction, and what factors should be considered when selecting a photosensitizer for a specific application?

asked Feb 18 in PhotoChemistry

1 answer 42 views

How does the Calvin cycle, a biochemical pathway used by photosynthetic organisms to fix carbon dioxide, specifically convert carbon dioxide into glucose molecules?

asked Feb 18 in BioChemistry

1 answer 28 views

What is the balanced chemical equation for the synthesis of water (H2O) from its elements hydrogen (H2) and oxygen (O2)?

answered Feb 17 in Chemical reactions

1 answer 119 views

How can the surface area of activated carbon be determined using gas adsorption?

asked Feb 11 in Surface Chemistry

1 answer 34 views

How can the photochemical degradation of pollutants in the environment be enhanced by using photocatalysts and sunlight?

asked Feb 10 in PhotoChemistry

1 answer 30 views

How can the efficiency of photochemical degradation of pollutants in the environment be increased using photocatalysts?

answered Feb 7 in PhotoChemistry

1 answer 44 views

How can metabolomics and systems biology be used to determine the effect of a specific drug on the metabolic pathways of a cell?

asked Feb 6 in BioChemistry

1 answer 91 views

How do changes in the molecular structure of a conjugated polymer affect its electronic and optical properties, and how can we calculate these changes using quantum chemistry methods?

answered Jan 31 in Quantum Chemistry

1 answer 92 views

What is the concentration of chloride ions in a sample of seawater using potentiometry, if a 0.1 M silver nitrate solution is used as a titrant and a silver-silver chloride electrode is used as an indicator electrode?

asked Jan 30 in Analytical Chemistry

1 answer 59 views

Calculate the Gibbs free energy change for the chemical reaction: 2H2O (l) → 2H2 (g) + O2 (g)at a temperature of 298 K, given that the standard Gibbs free energies of formation are ΔGf°(H2O) = -237.13 kJ/mol, ΔGf°(H2) = 0 kJ/mol, and ΔGf°(O2) = 0 kJ/mol.

asked Jan 23 in Chemical thermodynamics

1 answer 134 views

Calculate the enthalpy change for the hydrolysis of sucrose given that 10.0 g of sucrose was completely hydrolyzed in excess water. The reaction takes place at 25°C and 1 atm pressure. The following reaction is involved: C12H22O11(s) + H2O(l) → 12C(s) + 11H2O(l) The enthalpy of formation of C12H22O11(s) is -2226.8 kJ/mol and the enthalpy of formation of H2O(l) is -285.8 kJ/mol.

asked Jan 23 in ThermoChemistry

1 answer 60 views

When it comes to language processing, what is the role of the Wernicke's area?

answered Jan 20 in Psychology

1 answer 52 views

When did the DSM-5 change Asperger's syndrome to autism spectrum disorder ASD ?

answered Jan 20 in Psychology

1 answer 58 views

When was the attribution theory developed?

answered Jan 20 in Psychology

1 answer 129 views

How does social support promote adjustment following trauma?

asked Jan 20 in Psychology

1 answer 138 views

According to the Self-Perception Theory, how do people form attitudes?

asked Jan 17 in Psychology

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