Recent activity by ArlethaHaven

1 answer 31 views

Calculate the standard Gibbs free energy change ($\Delta G^{\circ}$) for the following reaction at 298 K:2Fe(s) + 3/2O2(g) → Fe2O3(s) Given: Standard enthalpy of formation of Fe2O3(s) = -822.2 kJ/molStandard enthalpy of formation of Fe(s) = 0 kJ/molStandard entropy change for the reaction = +87.4 J/mol K

answered 2 days ago in Chemical thermodynamics

1 answer 48 views

Identify all possible resonance structures for the molecule benzene (C6H6)?

asked 5 days ago in Chemical bonding

1 answer 45 views

How can the concentration of copper ions in a wastewater sample from a factory be determined using polarography?

asked Jan 29 in Analytical Chemistry

1 answer 43 views

A chemistry student needs to determine the dipole moment of a molecule that has three atoms arranged in a linear fashion, where the central atom is a carbon atom and the other two atoms are chlorine atoms. The student must also explain the factors that contribute to the dipole moment of the molecule.

answered Jan 22 in Chemical bonding

1 answer 6 views

When can cultural differences influence behaviour?

asked Jan 17 in Psychology

1 answer 26 views

What term is used to describe a protein that acts as a biological catalyst?

asked Jan 7 in Science

1 answer 20 views

What is the most common type of muscle in the human body?

answered Jan 7 in Science

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