Recent activity by RoxieVenable

1 answer 30 views

Given the inorganic compound Mg(ClO)2, predict its stability based on the characteristics of its constituent atoms and molecular geometry.

asked 1 day ago in Inorganic Chemistry

1 answer 30 views

Calculate the standard free energy change, ΔG°, for the following redox reaction:2Fe2+ (aq) + H2O2 (aq) → 2Fe3+ (aq) + 2OH- (aq)Given the following half-reactions and their respective standard reduction potentials:Fe3+ (aq) + e- -> Fe2+ (aq) E° = +0.77 VH2O2 (aq) + 2H+ (aq) + 2e- ⟶ 2H2O (l) E° = +1.78 V

asked 2 days ago in Chemical thermodynamics

1 answer 34 views

Calculate the standard enthalpy change for the formation of 2 moles of water vapor (H2O(g)) if the combustion of 1 mole of methane gas (CH4(g)) results in the formation of 2 moles of water vapor and 1 mole of carbon dioxide gas (CO2(g)). Given that the standard enthalpy change of combustion of methane is -890.4 kJ/mol.

answered 2 days ago in Chemical thermodynamics

1 answer 55 views

How does the reaction mechanism for the decomposition of hydrogen peroxide differ in the presence of a catalyst compared to the absence of a catalyst? Use quantum chemical calculations to compare the activation energy and reaction rate for both cases.

answered 5 days ago in Computational Chemistry

1 answer 33 views

Calculate the band gap and optical absorption spectrum of a graphene monolayer using quantum chemical calculations and compare it with that of a MoS2 monolayer. Which material would be more suitable for optoelectronic devices? Explain your reasoning.

answered Jan 23 in Quantum Chemistry

1 answer 70 views

What is the balanced chemical equation for the reaction between copper (II) sulfate and sodium hydroxide?

answered Jan 21 in Inorganic Chemistry

1 answer 40 views

What is the role of attribution theory in dissonance?

answered Jan 16 in Psychology

1 answer 47 views

What effect is responsible for flight paths looking curved?

asked Jan 6 in Science

1 answer 26 views

Clouds are formed from what?

answered Dec 30, 2024 in Science

1 answer 8 views

Because conifers carry both male and female sporophylls on the same mature sporophyte, they are considered what type of plant?

answered Dec 30, 2024 in Science

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