Recent activity by KellieBarber

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Calculate the standard enthalpy change for the neutralization reaction between 50.0 mL of 0.100 M hydrochloric acid and 75.0 mL of 0.080 M sodium hydroxide. Given: the specific heat capacity of the solution is 4.18 J/g°C and the density of the solution is 1.00 g/mL. The balanced chemical equation for the reaction is HCl (aq) + NaOH (aq) → NaCl (aq) + H2O (l).

asked 2 days ago in Chemical thermodynamics

1 answer 42 views

How can the use of sustainable agriculture practices, such as crop rotation and integrated pest management, reduce the environmental impact of conventional farming methods on soil and water quality in a specific region?

answered 5 days ago in Environmental Chemistry

1 answer 50 views

What is the concentration of a solution containing an unknown amount of lead ions if it requires 25 milliliters of 0.1 M potassium iodide (KI) solution to titrate completely in a polarographic analysis?

answered 6 days ago in Analytical Chemistry

1 answer 20 views

Why is the theory of neuroplasticity relevant?

asked Jan 20 in Psychology

1 answer 6 views

How does the Cognitive Load Theory influence AI design?

asked Jan 15 in Psychology

1 answer 38 views

According to Erikson's psychosocial theory, what is the main task of older adulthood?

asked Jan 15 in Psychology

1 answer 28 views

What are some potential benefits of palliative care?

answered Jan 14 in Psychology

1 answer 26 views

What type of mining is used to recover ores that are deeper into earth’s surface?

asked Jan 8 in Science

1 answer 22 views

What is the type of succession that happens after the destruction of a habitat?

answered Jan 7 in Science

1 answer 25 views

What is the name for substances with a ph above 7?

asked Jan 7 in Science

1 answer 21 views

Due to the __________ nature of the lipids that make up cell membranes, polar molecules (such as water) and ions cannot easily diffuse across the cell membrane.

answered Dec 30, 2024 in Science

1 answer 44 views

Atoms of the same element that have different masses are called what?

asked Dec 30, 2024 in Science

1 answer 9 views

What is the general name for a solid material that is formed via a natural process?

answered Dec 28, 2024 in Science

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