Recent activity by ShavonneSalc

1 answer 23 views

What is the relationship between the chemical composition and the optical properties of glasses used in optical fiber communication systems?

answered Feb 24 in Materials Chemistry

1 answer 40 views

What is the effect of varying pH levels on the rate of the reaction between hydrochloric acid (HCl) and magnesium (Mg)?

answered Feb 22 in Chemical kinetics

1 answer 30 views

What is the most effective analytical method to determine pesticide residues in food samples and how do these residues affect human health over a long period of time?

asked Feb 21 in Environmental Chemistry

1 answer 25 views

What is the nature of the intermolecular interactions between water and ethanol molecules in a solution, and how does this affect the ability of the solution to dissolve solutes?

answered Feb 20 in Quantum Chemistry

1 answer 25 views

What is the enthalpy of vaporization of water at 100°C if it requires 40.7 kJ of energy to vaporize 1 mole of water?

answered Feb 20 in ThermoChemistry

1 answer 57 views

How do metal ions coordinate with enzymes and proteins to facilitate chemical reactions? Give an example of a metalloenzyme and describe its coordination chemistry.

answered Feb 13 in Coordination Chemistry

1 answer 53 views

How does increasing the concentration of reactants affect the reaction rate and mechanism of a chemical reaction?

asked Feb 13 in Chemical kinetics

1 answer 65 views

What is the mechanism of free radical polymerization of vinyl chloride and how does the reaction pathway lead to the formation of PVC with high molecular weight?

asked Feb 13 in Organic Chemistry

1 answer 104 views

What is the total number of electrons transferred when a current of 2.0 A flows through a solution of CuSO4 for 15 minutes? Given that the molar mass of CuSO4 is 159.61 g/mol and the Faraday constant is 96,485 C/mol.

answered Feb 13 in ElectroChemistry

1 answer 32 views

How can we design a new drug molecule that effectively reduces inflammation in the body without causing harmful side effects?

answered Feb 12 in Medicinal Chemistry

1 answer 146 views

How can the synthesis of metal-organic frameworks (MOFs) be optimized to improve their stability and efficiency in gas separation applications?

asked Feb 11 in Materials Chemistry

1 answer 42 views

How can the synthesis of biodegradable polymers be optimized to ensure maximum efficiency and reduce environmental impact?

answered Feb 11 in Polymer Chemistry

1 answer 69 views

How can the production process for a specific food additive be optimized to increase yield, while also maintaining the desired purity and quality of the final product?

asked Feb 10 in Chemical engineering

1 answer 66 views

How can the principles of photochemistry and photophysics be applied to develop more efficient solar cells?

asked Feb 10 in Quantum Chemistry

1 answer 60 views

How can the principles of medicinal chemistry be applied to design drugs that selectively target cancer cells that overexpress specific receptors or enzymes, while avoiding harm to healthy cells?

answered Feb 10 in Medicinal Chemistry

1 answer 52 views

How can the chemical engineering principles be applied to design an efficient and sustainable system for the production of cosmetics that meets the safety and quality standards?

asked Feb 6 in Chemical engineering

1 answer 43 views

How can chemistry educators better leverage limited funding for chemistry education in order to continue providing high-quality instruction and resources to their students?

asked Feb 4 in Chemical education

1 answer 80 views

How does the production of acid mine drainage impact the pH levels and heavy metal concentrations in nearby water sources, and what techniques can be employed to remediate this issue?

asked Jan 30 in Environmental Chemistry

1 answer 100 views

What type of bond would be formed between a chlorine atom and a sodium atom, and what is the nature of this bond?

answered Jan 30 in Chemical bonding

1 answer 80 views

How can the concentration of iron in a given sample be determined using spectrophotometry?

asked Jan 29 in Analytical Chemistry

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