Recent activity by ChanteStroh

1 answer 81 views

How does the size and shape of a nanomaterial affect its electronic and optical properties, and how can these properties be calculated using quantum chemistry methods?

asked Feb 24 in Quantum Chemistry

1 answer 78 views

How does the regulation of the pentose phosphate pathway differ from the regulation of glycolysis?

answered Feb 24 in BioChemistry

1 answer 97 views

How does the pH level of landfill leachate affect the quality of groundwater in neighboring areas and what mechanisms are involved in the process?

asked Feb 22 in Environmental Chemistry

1 answer 78 views

What is the effect of changing the concentration of reactants on the rate and sustainability of a chemical reaction, and how can this be demonstrated experimentally using a specific reaction system?

answered Feb 19 in Chemical kinetics

1 answer 77 views

What is the bond dissociation energy of the carbon-hydrogen (C-H) bond in methane (CH4)? Show all steps of the calculation and include units.

asked Feb 18 in Chemical bonding

1 answer 75 views

What is the effect of temperature and pressure on the adsorption of gases on solid surfaces? Provide an explanation with appropriate examples and also discuss the applications of this phenomenon in industries.

answered Feb 17 in Surface Chemistry

1 answer 82 views

Identify the type of colloids present and explain the particle interactions in a sample of milk.

asked Feb 13 in Physical Chemistry

1 answer 80 views

How can the electronic and magnetic properties of topological materials be predicted using quantum chemistry methods?

answered Feb 7 in Quantum Chemistry

1 answer 81 views

How can the compatibility between two polymer blends be improved for better properties and functionality?

answered Feb 6 in Polymer Chemistry

1 answer 118 views

What are the structural differences between carbohydrates and lipids, and how do these differences impact their respective biological functions?

asked Jan 31 in Organic Chemistry

1 answer 129 views

How do different types of amino acid side chains interact with the DNA bases and affect DNA-protein interactions and regulation? Provide detailed examples and explanations of the chemical mechanisms involved in these interactions.

asked Jan 31 in BioChemistry

1 answer 103 views

How can a chemistry student effectively learn and practice laboratory techniques when access to laboratory equipment and facilities is limited?

answered Jan 30 in Chemical education

1 answer 80 views

Calculate the molar mass of magnesium nitrate [Mg(NO3)2].

asked Jan 23 in Inorganic Chemistry

1 answer 91 views

Calculate the entropy change when one mole of helium gas is compressed isothermally at 298 K from a volume of 10 L to 2 L. The heat capacity of helium at constant pressure, Cₚ, is 20.8 J/mol*K.

asked Jan 23 in Physical Chemistry

1 answer 82 views

Calculate the enthalpy change for the combustion of methane gas (CH4) at standard conditions given the following information: 4 moles of methane gas is burned in excess oxygen gas (O2) to form carbon dioxide gas (CO2) and liquid water (H2O). The enthalpy change for the combustion of 1 mole of methane gas is -890.4 kJ/mol.

asked Jan 23 in Chemical thermodynamics

1 answer 135 views

Calculate the bond dissociation energy (in kJ/mol) of the C-H bond in methane (CH4) using the following given data:- Enthalpy of formation of methane (CH4) = -74.8 kJ/mol- Enthalpy of combustion of methane (CH4) = -890.4 kJ/mol- Enthalpy change for the breaking of all four C-H bonds in methane = 1665 kJ/mol.

asked Jan 23 in ThermoChemistry

1 answer 114 views

What is the major product of the following elimination reaction? CH3CH2CH2Br + KOH → ?

asked Jan 21 in Organic Chemistry

1 answer 43 views

Why is reliability important in measurement?

asked Jan 20 in Psychology

1 answer 141 views

Why is it important to recognise hierarchies of influence in ecological systems theory?

asked Jan 20 in Psychology

1 answer 61 views

What is the evidence for an individual difference in mental rotation?

asked Jan 20 in Psychology

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