Recent activity by CornellSumme

1 answer 45 views

Calculate the heat of mixing (in kJ/mol) when 100 mL of 0.2 M HCl is added to 200 mL of 0.1 M NaOH at 25°C. Assume the density of the resulting solution is 1 g/mL and specific heat capacity is 4.18 J/(g*K). Also, assume the heat capacity of the solution is the same as water.

asked Jan 23 in ThermoChemistry

1 answer 62 views

A chemistry student is given a solution of iron(III) sulfate and potassium iodide. The student is asked to predict the products and balance the chemical equation for the redox reaction that occurs when the two solutions are mixed. What is the balanced chemical equation for the redox reaction that occurs between iron(III) sulfate and potassium iodide?

answered Jan 22 in Chemical reactions

1 answer 44 views

What is the frequency of sound waves perceived by humans?

asked Jan 20 in Psychology

1 answer 55 views

How does the Self-Determination Theory help explain end-of-life care?

asked Jan 20 in Psychology

1 answer 47 views

Why might the relational theory of masculinity be useful?

answered Jan 15 in Psychology

1 answer 9 views

What is the role of modelling in social learning theory?

asked Jan 15 in Psychology

1 answer 23 views

What is neurolinguistics?

answered Jan 15 in Psychology

1 answer 22 views

What is the difference between 'top-down' and 'bottom-up' processing?

answered Jan 14 in Psychology

1 answer 8 views

What is the role of a community in indigenous psychology?

answered Jan 14 in Psychology

1 answer 10 views

What term refers to the union of a male and female of the same species for reproduction?

asked Jan 8 in Science

1 answer 39 views

What kind of metals have perplexing patterns of electron distribution that don’t always follow the electron filling rules?

asked Jan 7 in Science

1 answer 20 views

What is the process of removing wastes and excess water from the body called?

asked Jan 7 in Science

1 answer 8 views

What is considered the center of the solar system?

asked Jan 6 in Science

1 answer 21 views

What do aquatic arthropods use to exchange gases?

asked Jan 6 in Science

1 answer 33 views

The intensity or rate of radiation emission _________ with temperature?

asked Jan 2 in Science

1 answer 62 views

Refraction happens when light bends from doing what in a new medium?

answered Dec 31, 2024 in Science

1 answer 24 views

Catabolic reactions involve breaking what?

answered Dec 30, 2024 in Science

1 answer 12 views

With the exception of water, what accounts for more mass than any other component of living organisms?

answered Dec 27, 2024 in Science

...