Recent activity by DiannaBiddel

1 answer 20 views

How does the excited state dynamics of a molecule vary based on the type of solvents used in ab initio calculations?

answered 17 hours ago in Computational Chemistry

1 answer 24 views

What is the bond dissociation energy of the carbon-hydrogen bond in methane (CH4), given that the enthalpy change for the reaction CH4(g) → C(g) + 4H(g) is +1665 kJ/mol?

asked 2 days ago in Chemical bonding

1 answer 31 views

What is the impact of excessive use of nitrogen and phosphorus fertilizers on the composition of water bodies and what are the potential consequences for human health and the environment?

answered Feb 13 in Environmental Chemistry

1 answer 6 views

How can we design a drug that specifically targets and kills breast cancer cells without damaging healthy cells?

answered Feb 12 in Medicinal Chemistry

1 answer 72 views

Calculate the standard enthalpy change for the fusion reaction of 50g of ice at 0°C with 450g of liquid water at 25°C. The molar enthalpy of fusion of ice is 6.01 kJ/mol and the specific heat capacity of water is 4.18 J/g·°C. Assume there are no heat losses to the surroundings.

answered Feb 3 in Chemical thermodynamics

1 answer 68 views

Calculate the standard electrode potential (E°) for the redox reaction of the following half-reactions:Cu2+(aq) + 2e- → Cu(s) E° = +0.34 VFe3+(aq) + e- → Fe2+(aq) E° = +0.77 V

answered Feb 3 in Chemical thermodynamics

1 answer 62 views

Calculate the activation energy for the reaction between methane and oxygen to form carbon dioxide and water using density functional theory calculations.

answered Jan 23 in Computational Chemistry

1 answer 68 views

What is the social identity approach and how does it relate to discursive psychology?

asked Jan 16 in Psychology

1 answer 31 views

Who developed the continuing bonds theory?

asked Jan 15 in Psychology

1 answer 30 views

What is partial correlation?

answered Jan 15 in Psychology

1 answer 70 views

What is Fritz Perls' Gestalt therapy?

asked Jan 13 in Psychology

1 answer 24 views

What term describes diseases caused by abnormal cells in the body dividing uncontrollably?

asked Jan 7 in Science

1 answer 44 views

What muscle in the chest helps inflate and deflate the lungs?

answered Jan 7 in Science

1 answer 37 views

What consists of four major components: inorganic mineral matter, organic matter, water and air, and living matter?

answered Dec 27, 2024 in Science

1 answer 15 views

What type of molecules are secreted by the cell in local signaling?

answered Dec 27, 2024 in Science

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