Recent activity by GarrettPhelp

1 answer 40 views

How do changes in membrane structure affect the permeability and selectivity of a biological membrane, and what is the role of membrane proteins in modulating these properties?

answered 5 days ago in BioChemistry

1 answer 43 views

How can we use ab initio calculations to predict the excited state dynamics of a molecule and identify the potential energy surfaces involved in the relaxation of the excited state back to the ground state?

asked 6 days ago in Computational Chemistry

1 answer 70 views

What is the concentration of copper in a sample of ore from a mine, obtained from a particular site, using X-ray fluorescence spectroscopy?

answered 6 days ago in Analytical Chemistry

1 answer 61 views

How can you identify the presence of nitrate ions in a given solution using ion-selective electrodes and what is the concentration of nitrate ions in the solution?

answered 6 days ago in Analytical Chemistry

1 answer 65 views

A chemistry student needs to determine the effect of an increase in temperature on the equilibrium concentration of products and reactants for the reaction N2(g) + 3H2(g) ⇌ 2NH3(g). Calculate the new concentration of NH3 at equilibrium when the temperature is raised from 300 K to 400 K.

answered Jan 22 in Chemical equilibrium

1 answer 53 views

A 50.0 g sample of ethanol is heated from 25.0 °C to 85.0 °C, and absorbs 237 J of heat. What is the specific heat capacity of ethanol?

asked Jan 22 in ThermoChemistry

1 answer 5 views

What is action research?

answered Jan 17 in Psychology

1 answer 22 views

When was the biological perspective developed?

asked Jan 16 in Psychology

1 answer 42 views

The changing of a light ray’s direction (loosely called bending) when it passes through variations in matter is called this?

answered Dec 31, 2024 in Science

1 answer 29 views

As a cell grows, its volume increases more quickly than its what?

asked Dec 30, 2024 in Science

1 answer 31 views

Metals, fossil fuels, and water are all examples of what type of resource?

answered Dec 28, 2024 in Science

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