Recent activity by WilmaLaney6

1 answer 24 views

What is the effect of different surface modification techniques on the contact angle of a polymer film?

answered 3 days ago in Surface Chemistry

1 answer 26 views

How does temperature affect the rate of enzymatic reactions in the body? Provide a detailed explanation and specific examples of enzymatic reactions that are affected by changes in temperature.

asked 5 days ago in BioChemistry

1 answer 27 views

How does the polymer morphology affect water permeability and selectivity in polymer-based membranes for water treatment?

asked Feb 14 in Polymer Chemistry

1 answer 69 views

How can the concentration of a certain metal ion be determined in a given sample using polarography, and how does the choice of supporting electrolyte affect the precision and accuracy of the results?

answered Jan 29 in Analytical Chemistry

1 answer 53 views

Calculate the enthalpy change for the hydrolysis of 50 grams of sucrose (C12H22O11) when dissolved in 500 ml of water at 25°C. The molar mass of sucrose is 342.3 g/mol and the enthalpy change per mole of sucrose is -564.8 kJ/mol.

answered Jan 23 in ThermoChemistry

1 answer 77 views

How did Freud conceptualise personality?

answered Jan 15 in Psychology

1 answer 43 views

According to Erik Erikson's psychosocial theory, what is the characteristic of the stage of intimacy vs. isolation in young adulthood?

answered Jan 15 in Psychology

1 answer 52 views

How do behaviour and evolutionary psychology explain altruistic behaviour?

answered Jan 14 in Psychology

1 answer 40 views

What are the three types of ADHD?

asked Jan 14 in Psychology

1 answer 36 views

What type of winds blow only over a limited area?

answered Jan 8 in Science

1 answer 35 views

What term describes the rate at which a device changes electric current to another form of energy?

asked Jan 7 in Science

1 answer 53 views

What is the term for body parts that do not serve their original function?

answered Jan 7 in Science

1 answer 36 views

What is the outer layer of an axon that acts like a layer of insulation, similar to the plastic that encases an electrical cord?

asked Jan 7 in Science

1 answer 24 views

What happens to the level of relative humidity in the evening as air temperature declines?

asked Jan 6 in Science

1 answer 88 views

To figure out the height of a wave you measure the distance between the crest and what?

asked Jan 2 in Science

1 answer 40 views

Many glasses eventually crystallize, rendering them brittle and this?

answered Dec 31, 2024 in Science

1 answer 14 views

What is a structure that consists of two or more types of tissues that work together to do the same job?

asked Dec 28, 2024 in Science

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