Recent activity by MonikaQuirk7

1 answer 18 views

What is the molecular geometry of the molecule CH4? How does it differ from the molecular geometry of NH3? Explain the factors that determine the molecular geometries of these two compounds.

asked 4 days ago in Chemical bonding

1 answer 29 views

What is the molecular geometry and bond angles of ammonia (NH3) and how do they relate to its polarity and dipole moment?

asked 4 days ago in Quantum Chemistry

1 answer 16 views

How does the length of conjugated polymer chains affect their electronic and optical properties? Use quantum chemical calculations to compare the electronic and optical properties of a short and long-chain conjugated polymer.

asked 5 days ago in Quantum Chemistry

1 answer 14 views

How does changing the pH of the reaction mixture affect the rate of the iodine clock reaction between potassium iodate and sodium bisulfite?

asked 5 days ago in Chemical kinetics

1 answer 25 views

What is the impact of temperature on the surface tension of water and how can it be measured experimentally using a capillary tube and a balance?

asked 5 days ago in Surface Chemistry

1 answer 18 views

What is the mechanism behind the hydrolysis of 1-bromopropane to form propanol through a nucleophilic substitution reaction? Include the steps involved in this reaction and the electronic and structural factors that determine the rate of this reaction.

answered 5 days ago in Organic Chemistry

1 answer 18 views

What is the effect of increasing the concentration of NaCl in a solution on the solubility of a sparingly soluble salt, such as AgCl? Show the calculations and explain the reasoning behind your answer.

asked 5 days ago in Chemical equilibrium

1 answer 17 views

What is the bond dissociation energy of the H-O bond in water (H2O)? Show your calculation steps and include any necessary assumptions or data.

answered Feb 18 in Chemical bonding

1 answer 20 views

What is the balanced chemical equation for the double replacement reaction between calcium chloride and potassium phosphate?

answered Feb 17 in Chemical reactions

1 answer 26 views

How do phosphorescent materials emit light after being exposed to a photon source and how can this property be utilized for practical applications in lighting and imaging technologies?

answered Feb 14 in PhotoChemistry

1 answer 37 views

How can the yield and purity of a pharmaceutical drug be optimized in the process of its production using chemical engineering principles and techniques?

answered Feb 14 in Chemical engineering

1 answer 32 views

What is the difference between linkage isomerism and coordination isomerism in coordination compounds? How can we distinguish between these two types of isomers based on their structural and spectroscopic properties?

answered Feb 13 in Coordination Chemistry

1 answer 41 views

What are the electronic and optical properties of graphene and other 2D materials when doped with nitrogen or boron atoms, and how do these properties differ from their undoped counterparts?

answered Feb 13 in Quantum Chemistry

1 answer 5 views

How can we design a system that produces a specific flavor compound efficiently and economically, while also ensuring the safety of the workers and the environment?

asked Feb 12 in Chemical engineering

1 answer 10 views

How can we design a drug to selectively target and kill only breast cancer cells without harming healthy cells, using the principles of medicinal chemistry?

answered Feb 12 in Medicinal Chemistry

1 answer 40 views

How does the presence of CFCs in the atmosphere lead to depletion of the ozone layer, and what are some potential solutions to prevent further damage?

asked Feb 12 in Environmental Chemistry

1 answer 40 views

How can the synthesis and characterization of new materials be optimized to enhance the efficiency of solar cells and increase their lifespan?

answered Feb 11 in Materials Chemistry

1 answer 38 views

How can the process for the production of polymers be optimized to increase the yield of the desired polymer while minimizing the formation of unintended byproducts?

answered Feb 10 in Chemical engineering

1 answer 31 views

How can the efficiency of solar cells be improved by synthesizing and characterizing new materials with improved light absorption, charge transport, and stability under solar radiation?

asked Feb 7 in Materials Chemistry

1 answer 9 views

How can molecular docking studies be used to design more effective and specific drugs?

asked Feb 5 in Computational Chemistry

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