Recent activity by IrishRosson

1 answer 22 views

What is the effect of surface charge on the electrophoretic mobility of colloidal particles in an aqueous medium?

answered 1 day ago in Surface Chemistry

1 answer 30 views

What is the effect of the chemical structure of various sunscreen agents on their ability to absorb and dissipate UV radiation?

answered 1 day ago in PhotoChemistry

1 answer 35 views

Design a chemical reactor that can produce 100 kg of ammonia per hour using the Haber Process, given the following parameters: - Temperature: 450°C- Pressure: 200 atm- Catalysts: Magnetite and Alumina- Reactants: Nitrogen and Hydrogen at a 3:1 molar ratio.

answered Feb 3 in Chemical engineering

1 answer 40 views

How can the presence of a specific compound (such as glucose) be identified in a sample using Raman spectroscopy and what are the specific spectral characteristics for that compound?

asked Jan 29 in Analytical Chemistry

1 answer 34 views

How does the routine activity theory explain the role of situational factors in the occurrence of violence?

answered Jan 20 in Psychology

1 answer 10 views

When can practitioners utilise empathy as a self-care technique?

asked Jan 17 in Psychology

1 answer 12 views

What group of organisms was initially misclassified as plants because they also lack the ability to move, grow in soil, and have cell walls?

asked Jan 6 in Science

1 answer 38 views

The cell membrane consists of two adjacent layers of what?

asked Dec 31, 2024 in Science

1 answer 45 views

Evidence for the presence of what on mars makes scientists think that life might have existed there in the past?

answered Dec 30, 2024 in Science

1 answer 57 views

Homes and transportation use what percent of all energy in the u.s.?

asked Dec 28, 2024 in Science

1 answer 47 views

What is a change in the sequence of bases in dna or rna called?

answered Dec 28, 2024 in Science

1 answer 48 views

Cells like a prokaryotic cell, a eukaryotic cell has a plasma membrane, cytoplasm, and ribosomes, but a eukaryotic cell is typically larger than a prokaryotic cell, has a true nucleus (meaning its dna is surrounded by a membrane), and has other membrane-bound organelles that allow for what?

answered Dec 27, 2024 in Science

...