Recent activity by ArlenePalumb

1 answer 20 views

How can the process parameters be optimized for the production of polymers with a high molecular weight and narrow size distribution, using the available equipment and raw materials?

answered 20 hours ago in Chemical engineering

1 answer 22 views

How can the physical and chemical properties of polyurethane be optimized by modifying the diisocyanate and polyol used in the synthesis process?

asked 1 day ago in Chemical synthesis

1 answer 64 views

What is the chemical structure of the unknown compound, X, based on its NMR spectrum, which exhibits a singlet at 1.9 ppm and a quartet at 7.2 ppm, with J value of 8 Hz?

answered Jan 30 in Analytical Chemistry

1 answer 24 views

What are the limitations of the input hypothesis in explaining language development?

answered Jan 15 in Psychology

1 answer 32 views

What is the cultural-historical activity theory?

asked Jan 15 in Psychology

1 answer 8 views

Who developed the Social Identity Theory?

answered Jan 15 in Psychology

1 answer 35 views

What is the Kinsey Scale?

asked Jan 14 in Psychology

1 answer 65 views

How does the attachment theory explain grief and loss?

answered Jan 14 in Psychology

1 answer 18 views

What oily substance prevents the hair and skin of living things from drying out?

answered Jan 7 in Science

1 answer 19 views

What layer of soil usually does not have very small particles like clay?

asked Jan 7 in Science

1 answer 20 views

What is the most important element to life?

answered Jan 7 in Science

1 answer 36 views

What is electrons in the highest occupied principal energy level of an atom called?

asked Jan 6 in Science

1 answer 26 views

In mammals, four specialized types of what serve to cut, tear, and grind food?

asked Dec 31, 2024 in Science

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