Recent activity by MoniqueBrins

1 answer 30 views

How does the reaction rate affect the safety of chemical reactions? Investigate the relationship between reaction rate and potential hazards in chemical reactions, and propose measures to prevent or minimize the risks associated with fast reactions.

asked Feb 24 in Chemical kinetics

1 answer 30 views

How does the presence of reaction intermediates affect the rate of chemical reactions and what is the mechanism behind this phenomenon?

answered Feb 22 in Chemical kinetics

1 answer 30 views

What is the molecular geometry of the molecule NH3 (Ammonia)?

answered Feb 21 in Chemical bonding

1 answer 25 views

What is the mechanism of the Hofmann degradation reaction for primary amides, and how does it differ from the mechanism of Gabriele reaction?

asked Feb 20 in Organic Chemistry

1 answer 33 views

How do the electronic and optical properties of graphene and 2D materials vary with changes in their structural defects and doping level?

asked Feb 20 in Quantum Chemistry

1 answer 24 views

How does the addition of nanoparticles affect the rheological properties of polymer melts?

asked Feb 17 in Polymer Chemistry

1 answer 36 views

How can we safely dispose of radioactive waste without harming the environment and human health?

answered Feb 14 in Environmental Chemistry

1 answer 40 views

How does pharmacogenetic testing aid in determining the most effective drug treatment plan for patients with specific genetic variations, and what are the potential benefits and limitations of this approach in personalized medicine?

asked Feb 14 in Medicinal Chemistry

1 answer 34 views

What is the effect of microplastics on the bioaccumulation of toxins in marine organisms?

answered Feb 13 in Environmental Chemistry

1 answer 45 views

What is the effect of increasing the strength of intermolecular forces on the boiling point of a substance?

answered Feb 13 in Chemical bonding

1 answer 44 views

What is the hybridization of the carbon atoms in ethene (C2H4) and how does it affect the molecule's geometry and bond angles?

asked Feb 13 in Chemical bonding

1 answer 59 views

How can the yield of the food additive production process be improved? What changes can be made to optimize the production process without compromising the quality of the food additive?

answered Feb 13 in Chemical engineering

1 answer 78 views

How can we improve the efficacy and diminish side effects of current treatments for cardiovascular diseases using medicinal chemistry approaches?

asked Feb 13 in Medicinal Chemistry

1 answer 114 views

How can the properties and behavior of polymer-based drug delivery systems be optimized to ensure efficient drug delivery and release?

asked Feb 10 in Polymer Chemistry

1 answer 88 views

How can the production process for adhesives be optimized to increase the efficiency and reduce the environmental impact of the manufacturing process in chemical engineering?

asked Feb 10 in Chemical engineering

1 answer 39 views

How can the optical properties of a specific polymer be tailored to suit a particular application? How can the chemical structure of the polymer be modified to enhance its optical properties?

asked Feb 10 in Polymer Chemistry

1 answer 34 views

How can the magnetic properties of different materials be analyzed and compared to determine their suitability for use in data storage applications?

asked Feb 7 in Materials Chemistry

1 answer 96 views

Given the following unbalanced chemical equation: Fe + HCl → FeCl3 + H2, what is the balanced equation for the reaction and how many moles of hydrogen gas will be formed when 0.25 moles of Fe react with an excess of HCl?

answered Feb 4 in Chemical reactions

1 answer 72 views

Calculate the value of standard enthalpy change for the sublimation of solid iodine at 25°C. The molar heat capacity of iodine (s) is 54.44 J/mol·K and its molar entropy of sublimation is 62.43 J/mol·K. The standard entropy of formation of iodine (s) is 62.80 J/mol·K.

asked Feb 3 in Chemical thermodynamics

1 answer 66 views

Calculate the standard enthalpy change for the vaporization of water at its normal boiling point of 100 degrees Celsius and a pressure of 1 atm. The molar enthalpy of vaporization for water is 40.7 kJ/mol. What is the amount of heat required to vaporize 100 g of water?

answered Feb 3 in Chemical thermodynamics

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