Recent activity by OpheliaTuggl

1 answer 57 views

How can capillary electrophoresis be used to analyze the composition of a sample containing multiple positively charged molecules with similar charge-to-mass ratios, such as amino acids, and what is the theoretical basis of this separation technique?

answered Jan 29 in Analytical Chemistry

1 answer 52 views

Calculate the enthalpy change of adsorption when 2.5 moles of nitrogen gas are adsorbed onto 10 g of activated charcoal at 298 K, given that the pressure of nitrogen gas is 1.0 atm. The molar mass of nitrogen is 28 g/mol, and the initial pressure of nitrogen is 0.5 atm.

answered Jan 23 in ThermoChemistry

1 answer 34 views

A chemistry student needs to calculate the density of a 25.0 mL sample of titanium (III) nitrate that has a mass of 34.6 g. The student needs to determine the density of the sample in g/mL, and also provide their answer in kg/m³.

answered Jan 22 in Inorganic Chemistry

1 answer 5 views

According to the scientific method, what is the process of conducting research?

asked Jan 20 in Psychology

1 answer 44 views

What is Konrad Lorenz known for in the field of animal psychology?

asked Jan 20 in Psychology

1 answer 5 views

Why is AI useful in neurocognitive research?

answered Jan 16 in Psychology

1 answer 21 views

What molecule is used for most energy functions in organisms?

answered Jan 7 in Science

1 answer 27 views

What is a simple carbohydrate with the chemical formula c 6 h 12 o 6 better known as?

asked Jan 6 in Science

1 answer 41 views

What done ozone help protect against?

asked Jan 6 in Science

1 answer 28 views

What do skeletal muscles enable the body to do?

answered Jan 6 in Science

1 answer 18 views

Tropical, temperate, continental, and polar are all examples of what?

asked Jan 2 in Science

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