Recent activity by WaldoDanis07

1 answer 30 views

Design a chemical engineering system that can produce 500 kg of vanilla flavoring per day, using natural ingredients only. What raw materials will be needed? What is the production process involved? What safety measures should be implemented? How can sustainability be ensured in this process? Provide a detailed report on the system designed.

asked 2 days ago in Chemical engineering

1 answer 37 views

What is the effect of changing the size and shape of quantum dots and quantum wells on their electronic and optical properties, and how can these changes be calculated using quantum chemistry methods?

answered 2 days ago in Quantum Chemistry

1 answer 55 views

What are the specific steps that can be taken by universities to better prepare chemistry students for chemistry-related careers?

answered 6 days ago in Chemical education

1 answer 67 views

What is the balanced chemical equation for the oxidation of ethanol (C2H5OH) to acetic acid (CH3COOH) using potassium dichromate (K2Cr2O7) as the oxidizing agent in acidic medium?

asked Jan 21 in Organic Chemistry

1 answer 6 views

Please compare and contrast the ethics of using qualitative and quantitative data analysis in research.

asked Jan 20 in Psychology

1 answer 54 views

According to Piaget, why do infants develop object permanence?

asked Jan 20 in Psychology

1 answer 40 views

What is the handicap principle in evolutionary psychology?

answered Jan 16 in Psychology

1 answer 6 views

What is the difference between a case study and ethnography in qualitative research?

answered Jan 16 in Psychology

0 answers 43 views

What is the term for the psychological concept that describes the cognitive structure used for organising and interpreting information?

asked Jan 15 in Psychology

1 answer 31 views

According to Erik Erikson, when does the identity vs. role confusion stage occur?

answered Jan 15 in Psychology

1 answer 37 views

What is animal social behaviour?

asked Jan 13 in Psychology

1 answer 26 views

What is the term for water that falls from clouds?

asked Jan 7 in Science

1 answer 35 views

What is the major source of warmth for earth?

answered Jan 7 in Science

1 answer 44 views

What are two major categories of mutations?

asked Jan 6 in Science

1 answer 35 views

What are the catalysts that occur naturally in living organisms and are primarily protein molecules?

answered Jan 3 in Science

1 answer 20 views

Temperature and pressure affect changes in phases or states of what?

answered Dec 31, 2024 in Science

1 answer 26 views

In humans and other multicellular organisms, different types of what basic structures are specialized for specific jobs?

asked Dec 31, 2024 in Science

1 answer 18 views

In human beings, when a female becomes pregnant, what is fertilized and then embedded in the uterus?

answered Dec 31, 2024 in Science

1 answer 20 views

How many naturally occurring elements are known on earth?

asked Dec 30, 2024 in Science

1 answer 17 views

What are fibers that depend on aerobic respiration called?

answered Dec 27, 2024 in Science

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