Recent activity by WilhelminaWi

1 answer 23 views

How can the impurities in a sample of ethyl acetate be separated and removed to obtain a pure sample, and what is the most efficient and cost-effective technique that can be used for this?

asked 3 days ago in Chemical engineering

1 answer 24 views

How can computational chemistry and molecular modeling be used to predict the potential energy surface for a chemical reaction and determine the corresponding reaction mechanism?

answered 5 days ago in Physical Chemistry

1 answer 37 views

What is the intelligence paradox?

asked Jan 20 in Psychology

1 answer 8 views

When working with marginalised communities, what is the term for the practice of creating programs and services designed specifically for that group?

answered Jan 20 in Psychology

1 answer 32 views

Who developed the concept of operant conditioning?

asked Jan 16 in Psychology

1 answer 21 views

What is the main idea of social learning theory?

answered Jan 15 in Psychology

1 answer 9 views

What is the social constructivism approach to human sexuality?

answered Jan 15 in Psychology

1 answer 7 views

What is the role of a hypothesis in research design?

asked Jan 15 in Psychology

1 answer 50 views

What is the difference between reliability and validity?

asked Jan 10 in Psychology

1 answer 20 views

Which part of the brain secretes hormones that tell the pituitary gland either to secrete or to stop secreting its hormones?

asked Jan 8 in Science

1 answer 19 views

What unit of pressure is named for the scientist whose discoveries about pressure in fluids led to a law of the same name?

answered Jan 8 in Science

1 answer 23 views

What is the water that falls from the sky called?

asked Jan 7 in Science

1 answer 24 views

What is the movement of animals from one place to another?

answered Jan 7 in Science

1 answer 63 views

What is speed at any given instant called?

answered Jan 6 in Science

1 answer 33 views

What do winter storms develop from at higher latitudes?

asked Jan 6 in Science

1 answer 24 views

What describes how close an estimate is to a known standard?

asked Dec 28, 2024 in Science

1 answer 11 views

An infection may be intracellular or extracellular, depending on this?

asked Dec 27, 2024 in Science

1 answer 11 views

What organ contributes about 60% of the volume of semen ?

asked Dec 27, 2024 in Science

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