Recent activity by NelsonRuby19

1 answer 27 views

How can chemistry educators make the subject more interesting and engaging for students to increase their interest and involvement in chemistry-related courses and careers?

asked 1 day ago in Chemical education

1 answer 39 views

What is the most efficient and cost-effective process for the production of a specific food additive (specified by the teacher or assigned by the student) using chemical engineering principles and equipment? And how can the chemical engineers optimize the process to produce the food additive in the required quality and quantity?

asked 5 days ago in Chemical engineering

1 answer 70 views

Using the melting point determination technique, determine the purity of a sample of aspirin and compare it to the expected melting point range for pure aspirin. Additionally, propose possible sources of error in the experiment and suggest ways to minimize them.

asked 6 days ago in Analytical Chemistry

1 answer 42 views

What is the oxidation state of nitrogen in N2O5?

asked Jan 21 in Inorganic Chemistry

1 answer 68 views

What is the balanced chemical equation for the oxidation of ethanol to ethanoic acid using potassium dichromate(VI) as the oxidizing agent under acidic conditions?

asked Jan 21 in Organic Chemistry

1 answer 27 views

When did partial least squares regression become more widely used?

asked Jan 20 in Psychology

1 answer 17 views

What is emotional blackmail and how does it relate to borderline personality disorder?

asked Jan 17 in Psychology

1 answer 17 views

According to the Broca's area theory, what is the function of this area of the brain?

answered Jan 17 in Psychology

1 answer 7 views

What is the role of parenting in adolescent development?

answered Jan 14 in Psychology

1 answer 33 views

What is the correlation method?

asked Jan 13 in Psychology

1 answer 30 views

The four moons of jupiter are collectively named after what 17th century astronomer, who discovered them?

answered Jan 2 in Science

1 answer 40 views

The earth is tilted on its what?

answered Jan 2 in Science

1 answer 49 views

Scientists use the principles of what to make predictions, which they then test?

answered Dec 31, 2024 in Science

1 answer 63 views

Respiratory distress syndrome results from insufficient production of what?

asked Dec 31, 2024 in Science

1 answer 20 views

No chemical process on the planet can match the output of what process?

asked Dec 27, 2024 in Science

1 answer 7 views

Mechanisms for establishing cellular asymmetries include morphogen gradients, localized determinants, and what other type of interactions?

answered Dec 27, 2024 in Science

1 answer 38 views

What types of blood cells are required for aerobic respiration?

asked Dec 27, 2024 in Science

1 answer 24 views

Insulin is made up of how many polypeptide chains?

answered Dec 27, 2024 in Science

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