Recent activity by ClarissaWest

1 answer 27 views

How can limited access to laboratory equipment and chemicals be overcome to encourage more hands-on experimentation in chemistry education?

asked 5 days ago in Chemical education

1 answer 82 views

What is the concentration of iron (Fe) in a sample of water collected from a nearby river using spectrophotometric analysis?

asked Jan 30 in Analytical Chemistry

1 answer 63 views

How to quantify the concentration of copper (II) ions in a sample of water using colorimetry?

asked Jan 30 in Analytical Chemistry

1 answer 57 views

A chemistry student wants to determine the surface area of a porous material using gas adsorption. The student has access to a BET specific surface area analyzer and pure nitrogen gas. What is the surface area of the porous material if the adsorption isotherm shows a monolayer formation at the partial pressure of nitrogen adsorption around 0.1?

asked Jan 22 in Surface Chemistry

1 answer 50 views

A chemistry student needs to determine how the equilibrium constant (Kc) will change when the volume of the container is increased by a factor of 3 for the following reaction at a certain temperature:2NO2(g) ⇌ N2O4(g)

answered Jan 22 in Chemical equilibrium

1 answer 35 views

Why is multicultural psychology important for understanding human diversity?

asked Jan 20 in Psychology

1 answer 26 views

Why might existential therapy be recommended for someone experiencing a crisis?

asked Jan 17 in Psychology

1 answer 28 views

According to the Heuristic-Systematic Model, what are the two routes to persuasion?

answered Jan 17 in Psychology

1 answer 73 views

According to Piaget's theory of cognitive development, during which stage do children begin to understand object permanence?

answered Jan 16 in Psychology

1 answer 39 views

What is a theoretical model, and how is it different from a theory?

asked Jan 16 in Psychology

1 answer 43 views

What is the difference between a just noticeable difference and a difference threshold?

answered Jan 15 in Psychology

1 answer 38 views

What is the function of the parasympathetic division of the autonomic nervous system?

answered Jan 14 in Psychology

1 answer 21 views

What is problem-focused coping?

answered Jan 14 in Psychology

1 answer 42 views

What provides building materials for the body?

asked Jan 7 in Science

1 answer 55 views

What is the term for an underground layer of rock that is saturated with groundwater?

asked Jan 7 in Science

1 answer 10 views

The prostate gland secretes a fluid that mixes with sperm to help form what?

asked Jan 2 in Science

1 answer 26 views

Shortening of muscle fibers is called what?`

asked Dec 31, 2024 in Science

1 answer 35 views

If particles have enough kinetic energy to completely overcome the force of attraction between them, matter exists as a what?

asked Dec 30, 2024 in Science

1 answer 43 views

Alchemists, as early as the eighth century, knew nitric acid as aqua fortis, which means?

answered Dec 30, 2024 in Science

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