Questions by DomingoMarce

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1 answer 5 views

Design a synthetic pathway for the synthesis of a new drug candidate that targets the acetylcholinesterase enzyme to treat Alzheimer's disease. The drug must have high potency and selectivity for the enzyme, and should not exhibit any significant toxicity or side effects. Furthermore, ensure that the synthetic route is cost-effective and can be scaled up for large-scale production.

asked 1 day ago in Medicinal Chemistry

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1 answer 56 views

What is the concentration of iron (II) ions in a water sample with absorbance of 0.295 at a wavelength of 510 nm, given that the molar extinction coefficient of iron (II) ions is 11,300 M^-1cm^-1 at this wavelength? Use colorimetry to determine the solution.

asked 6 days ago in Analytical Chemistry

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1 answer 59 views

Suppose you are given a sample containing an unknown concentration of copper ions. Using colorimetry, how would you determine the concentration of copper ions in the sample? Provide a step-by-step procedure and explain the principles behind each step.

asked 6 days ago in Analytical Chemistry

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1 answer 68 views

A chemistry student needs to prepare a buffer solution with a pH of 7.2 using acetic acid (CH3COOH) and sodium acetate (CH3COONa). The student has 100 mL of 0.1 M acetic acid and 100 mL of 0.1 M sodium acetate. What volume of each solution do they need to mix to prepare the desired buffer solution with a total volume of 500 mL?

asked Jan 22 in Chemical reactions

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1 answer 37 views

According to intersectionality theory, how do social identities like race and sexuality intersect with gender?

asked Jan 17 in Psychology

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1 answer 15 views

What is emotion?

asked Jan 14 in Psychology

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1 answer 21 views

What takes place in the organelle known as the chloroplast, which distinguishes animal from plant cells?

asked Jan 7 in Science

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1 answer 55 views

What complex carbohydrates are the polymers of glucose?

asked Jan 6 in Science

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1 answer 29 views

Proper kidney function is essential for homeostasis of what level, which in turn helps ensure the functioning of enzymes?

asked Dec 31, 2024 in Science

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1 answer 29 views

In hypothesis-based science, specific results are predicted from a general premise, which is called what type of reasoning that proceeds from general to particular?

asked Dec 31, 2024 in Science

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1 answer 23 views

How many types of glands does the dermis contain?

asked Dec 30, 2024 in Science

+1 vote

1 answer 47 views

After entering the circulation, approximately one-third of platelets migrate to what organ for storage, to be released in response to any blood vessel rupture?

asked Dec 30, 2024 in Science

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1 answer 30 views

In which direction does water travel?

asked Dec 28, 2024 in Science

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