Recent activity by Camille60A10

1 answer 34 views

Here's a question for the chemistry student to solve based on the subtopic of predicting the direction of a reaction at equilibrium:If the concentration of nitrogen dioxide (NO2) gas in a sealed container at equilibrium at a temperature of 450 K is increased, what will be the effect on the concentration of nitrogen monoxide (NO) in the container?

asked 1 day ago in Chemical equilibrium

1 answer 46 views

Calculate the standard enthalpy of formation of hydrogen fluoride (HF) given the following reactions and enthalpy change values:2H2(g) + O2(g) → 2H2O(g) ΔH° = -484 kJH2(g) + Cl2(g) → 2HCl(g) ΔH° = -184 kJ1/2 F2(g) + H2(g) → HF(g) ΔH° = -273 kJ.

answered 2 days ago in ThermoChemistry

1 answer 63 views

What is the effect of catalyst concentration on the rate of a reaction? Take a specific catalytic reaction and investigate how the rate of the reaction changes as the concentration of the catalyst is varied. Perform experiments and analyze the results to determine the relationship between catalyst concentration and reaction rate.

asked 5 days ago in Physical Chemistry

1 answer 71 views

What possible solutions can be implemented to improve access to chemistry textbooks and resources for students in low-income areas or developing countries where limited availability of such materials is a barrier to learning?

asked 6 days ago in Chemical education

1 answer 56 views

How can X-ray fluorescence (XRF) spectroscopy be used to accurately identify the presence and concentration of specific elements in a given sample, and what are the limitations of this technique for quantitative analysis in analytical chemistry?

answered 6 days ago in Analytical Chemistry

1 answer 48 views

Calculate the enthalpy change for the hydrolysis of sucrose given the following information: Sucrose (C12H22O11) reacts with water to form glucose (C6H12O6) and fructose (C6H12O6). Delta H for the reaction is -190 kJ/mol. The enthalpy of formation for sucrose is -2227 kJ/mol, the enthalpy of formation for glucose is -1274 kJ/mol, and the enthalpy of formation for fructose is -1266 kJ/mol.

answered Jan 23 in ThermoChemistry

1 answer 55 views

What is the IUPAC name of a cycloalkane compound that contains 7 carbon atoms?

asked Jan 21 in Organic Chemistry

1 answer 37 views

What is the theory of experiential learning?

answered Jan 20 in Psychology

1 answer 76 views

What is the main limitation of the behaviourist approach?

answered Jan 20 in Psychology

1 answer 26 views

Where did the concept of social anxiety disorder originate?

asked Jan 20 in Psychology

1 answer 22 views

Compare the different types of motivation in psychology.

answered Jan 20 in Psychology

1 answer 22 views

What is the identity disturbance explanation of personality disorders?

asked Jan 17 in Psychology

1 answer 7 views

Why was the Laudanum treatment controversial?

asked Jan 17 in Psychology

1 answer 28 views

According to psychological research, what do post-traumatic growth and resilience refer to?

asked Jan 16 in Psychology

1 answer 34 views

How does classical conditioning explain the development of PTSD?

asked Jan 15 in Psychology

1 answer 19 views

What is the approach to studying behaviour in biopsychology?

asked Jan 14 in Psychology

1 answer 43 views

What is the feminist theory?

answered Jan 14 in Psychology

1 answer 24 views

Ionic bonds are electrostatic attractions between two oppositely charged what?

answered Dec 31, 2024 in Science

1 answer 50 views

Internal and external forms of what life process occur as simple diffusion due to a partial pressure gradient?

asked Dec 31, 2024 in Science

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