Recent activity by KristoferS23

1 answer 29 views

How can magnetic resonance spectroscopy be used to determine the purity and concentration of a sample of aspirin? Provide a step-by-step explanation of the process and discuss the factors that can affect the accuracy of the results.

asked 11 hours ago in Physical Chemistry

1 answer 40 views

A steel pipe is connected to a copper pipe in a galvanic corrosion couple where the electrolyte is seawater. The corrosion current density of the steel pipe is 3.2 mA/cm2. If the surface area of the steel pipe is 5 cm2, calculate the total amount of charge transferred per hour. Also, calculate the weight loss of the steel pipe per year due to galvanic corrosion, assuming the density of steel is 7.85 g/cm3.

asked Jan 22 in ElectroChemistry

1 answer 56 views

What type of functional group is present in the compound that has an IR stretch at 1700 cm^-1 and an NMR peak at 9 ppm in the ^1H NMR spectrum?

answered Jan 21 in Organic Chemistry

1 answer 28 views

Why is the use of inclusive language important in promoting social justice?

asked Jan 20 in Psychology

1 answer 24 views

Where may the cognitive theory be critiqued?

asked Jan 16 in Psychology

1 answer 21 views

What is the criticism of cognitive psychology?

answered Jan 16 in Psychology

1 answer 12 views

What is the global workspace theory?

asked Jan 15 in Psychology

1 answer 27 views

When was the 'Prejudice as a Learned Attitude' theory introduced?

answered Jan 15 in Psychology

1 answer 6 views

How does the social exchange theory differ from equity theory in relationships?

asked Jan 15 in Psychology

1 answer 24 views

What is the difference between the psychoanalytic and behaviourist approaches to psychology?

answered Jan 14 in Psychology

1 answer 22 views

When light strikes rhodopsin, the g-protein transducin is activated, which in turn activates what?

answered Jan 8 in Science

1 answer 18 views

What type of salts are secreted into the small intestine to aid in the digestion of fats?

answered Jan 8 in Science

1 answer 25 views

What type of physical properties of a substance do not depend on amount?

answered Jan 8 in Science

1 answer 53 views

What structure is found at the top of the head of the sperm that helps it penetrate and fertilize the egg?

answered Jan 7 in Science

1 answer 8 views

One of the early signs of cell disease is this "leaking" of what into the body cells?

answered Dec 31, 2024 in Science

1 answer 23 views

How many pairs of chromosomes are in the human genome?

asked Dec 30, 2024 in Science

1 answer 24 views

Where are sensors for thermoregulation concentrated in the brain?

answered Dec 27, 2024 in Science

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