Recent activity by LourdesZimpe

1 answer 40 views

Here is a precise question for the student to solve:A student performed an electroplating experiment of copper metal onto an electrode by passing a constant current of 1.5 A through a solution of copper(II) sulfate for 50 minutes. If the mass of the copper metal obtained was 1.23 grams, calculate the Faraday constant using the following formula: Faraday constant = (mass of substance plated x molar mass of substance) / (current x time)

asked 1 day ago in ElectroChemistry

1 answer 61 views

What is the concentration of chloride ions in a 0.10 M solution of hydrochloric acid (HCl) using potentiometry?

answered 6 days ago in Analytical Chemistry

1 answer 71 views

A chemistry student needs to determine the concentration of NaOH in a 250 mL solution. They know that 10 mL of the solution was titrated with 0.1 M HCl solution, which required 8.5 mL of the HCl solution to be fully neutralized. Based on this information, what is the concentration of NaOH in the solution?

answered Jan 22 in Analytical Chemistry

1 answer 14 views

Please compare the role of identity in Erikson's theory versus that of Susan Harter's theory of self-esteem.

asked Jan 17 in Psychology

1 answer 16 views

How did Hermann Ebbinghaus' research contribute to the study of memory?

answered Jan 17 in Psychology

1 answer 21 views

According to the social learning theory, what is the difference between a model and an observer?

answered Jan 16 in Psychology

1 answer 5 views

According to the information processing approach, what is the process of learning?

asked Jan 16 in Psychology

1 answer 62 views

Please compare and contrast verbal and nonverbal communication?

answered Jan 15 in Psychology

1 answer 49 views

What is bottom-up processing?

answered Jan 13 in Psychology

1 answer 20 views

Which psychological theory explains how people develop moral reasoning?

asked Jan 13 in Psychology

1 answer 39 views

What does the acronym DSM-5 stand for?

asked Jan 13 in Psychology

1 answer 21 views

What is most of earth's surface covered with?

asked Jan 6 in Science

1 answer 23 views

The primary output of the basal nuclei is to the thalamus, which relays that output to where?

answered Jan 2 in Science

1 answer 36 views

Potential energy is not only associated with the location of matter, but also with the structure of matter. even a spring on the ground has potential energy if it is what?

answered Dec 31, 2024 in Science

1 answer 25 views

What is a simple machine that consists of a rope wrapped around a grooved wheel?

asked Dec 28, 2024 in Science

1 answer 19 views

What type of tumor mostly does not cause serious problems and can be completely removed by surgery?

asked Dec 27, 2024 in Science

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