Recent activity by KateNewcombe

1 answer 27 views

Calculate the standard enthalpy change for the vaporization of 100 g of water at 100°C given that the enthalpy of vaporization of water is 40.7 kJ/mol.

asked 2 days ago in Chemical thermodynamics

1 answer 58 views

How does the mechanism of action of aspirin compare to that of acetaminophen in terms of their ability to reduce fever and relieve pain?

asked 5 days ago in Medicinal Chemistry

1 answer 69 views

A chemical engineering company has a mixture of ethanol and water with a concentration of 30% ethanol to separate using a distillation column. The company needs to obtain a concentration of 80% ethanol in the distillate at a reflux ratio of 3. Calculate the number of theoretical plates required in the column for the separation, assuming no vapor or liquid bypass, and that the minimum vapor velocity is maintained.

asked Jan 22 in Chemical engineering

1 answer 37 views

What is the product formed when ethanol (CH3CH2OH) reacts with carboxylic acid (RCOOH) in the presence of a mineral acid catalyst? Write the mechanism of the reaction and name the functional group present in the product.

answered Jan 21 in Organic Chemistry

1 answer 28 views

How is the split-brain experiment conducted?

asked Jan 20 in Psychology

1 answer 52 views

According to the cognitive approach, why do people behave the way they do?

asked Jan 17 in Psychology

1 answer 8 views

How can the social exchange theory be applied to romantic relationships?

answered Jan 16 in Psychology

1 answer 19 views

How is the social ecological model used in community psychology?

asked Jan 15 in Psychology

1 answer 21 views

What is the DSM-5 diagnostic criteria for major depressive disorder?

asked Jan 14 in Psychology

1 answer 23 views

What is motivation?

answered Jan 14 in Psychology

1 answer 20 views

What are some similarities and differences between Freud's and Adler's psychoanalytic theories?

asked Jan 13 in Psychology

1 answer 49 views

Why are continents unable to be pushed down into the mantle by plate boundaries?

answered Jan 8 in Science

1 answer 51 views

What type of power is generated using a nonrenewable resource?

asked Jan 8 in Science

1 answer 19 views

What is the property that determines the amount of current flow through a particular material?

answered Jan 7 in Science

1 answer 26 views

What is the only continent without amphibians?

answered Jan 7 in Science

1 answer 21 views

Some samples of matter appear to have properties of solids, liquids, and/or gases at the same time. this can occur when the sample is composed of many what?

asked Dec 31, 2024 in Science

1 answer 20 views

During sexual reproduction, the macronucleus dissolves and is replaced by what?

asked Dec 30, 2024 in Science

1 answer 41 views

The white fluffy part of popcorn is also what?

answered Dec 27, 2024 in Science

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