Recent activity by DwightSparro

1 answer 28 views

Calculate the standard enthalpy of formation of water using Hess's law and the following data:2H2(g) + O2(g) -> 2H2O(g) ΔH°rxn = -484 kJ/molH2(g) + 1/2O2(g) -> H2O(l) ΔH°rxn = -286 kJ/mol

answered 2 days ago in Chemical thermodynamics

1 answer 30 views

Calculate the pH of a 0.1 M solution of hydrochloric acid assuming complete dissociation. The acid dissociation constant (Ka) for HCl is 1.3 × 10^-6 at 25°C.

asked 2 days ago in Chemical reactions

1 answer 27 views

How does changing the pH value of the reactant solution affect the rate of photochemical reactions in the presence of a particular photosensitizer?

answered 2 days ago in PhotoChemistry

1 answer 42 views

What is the effect of changing the concentration of a reactant on the selectivity of a reaction?

asked 4 days ago in Chemical kinetics

1 answer 22 views

What is the connection between motivation and learning?

asked Jan 20 in Psychology

1 answer 5 views

Who is associated with social identity theory?

asked Jan 17 in Psychology

1 answer 11 views

What does a negative correlation indicate?

answered Jan 17 in Psychology

1 answer 22 views

Please evaluate inattentional blindness.

asked Jan 16 in Psychology

1 answer 19 views

What is the modular theory of the mind?

answered Jan 15 in Psychology

1 answer 15 views

How can operant conditioning be applied in the classroom?

asked Jan 15 in Psychology

1 answer 16 views

What is the name of the classical conditioning experiment that involved dogs?

answered Jan 13 in Psychology

1 answer 24 views

What is the framing effect?

asked Jan 10 in Psychology

1 answer 29 views

Which cycle tracks the flow of nitrogen through an ecosystem?

answered Jan 8 in Science

1 answer 16 views

What is the term of a phase change if solid water has it's average kinetic energy increased to change it to liquid water?

answered Jan 7 in Science

1 answer 23 views

What is the force pushing a rocket called?

answered Jan 7 in Science

1 answer 27 views

The electroplating process transfers metal from the anode to which part of the cell?

answered Jan 2 in Science

1 answer 25 views

The cell starting meiosis is called a what?

asked Dec 31, 2024 in Science

1 answer 8 views

Many viral diseases can be prevented by giving people what?

answered Dec 31, 2024 in Science

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