Recent activity by SamaraWrenn1

1 answer 16 views

How does surface modification of polymers affect the adhesion of coatings to the polymer surface and what are the key factors influencing the adhesion strength?

asked 5 days ago in Surface Chemistry

1 answer 6 views

What are the key chemical reactions and processes involved in designing a system for the production of cosmetics, and how can they be optimized to improve quality and efficiency?

answered Feb 12 in Chemical engineering

1 answer 77 views

How does the reaction mechanism for the decomposition of hydrogen peroxide differ in the presence of a catalyst compared to the absence of a catalyst? Use quantum chemical calculations to compare the activation energy and reaction rate for both cases.

answered Jan 31 in Computational Chemistry

1 answer 72 views

A student prepared a 0.2 M solution of sodium acetate and the equilibrium reaction for sodium acetate is CH3COO- + H2O ⇌ CH3COOH + OH-. The initial pH of the solution is 9. Calculate the new pH of the solution when 0.1 mol of NaOH is added to it.

answered Jan 22 in Chemical equilibrium

1 answer 10 views

Why is reliability important in experimental research?

asked Jan 20 in Psychology

1 answer 47 views

What is the relationship between attention and arousal?

asked Jan 17 in Psychology

1 answer 53 views

Who developed the term 'emic' and 'etic'?

asked Jan 16 in Psychology

1 answer 24 views

How is the correlation coefficient represented?

asked Jan 15 in Psychology

1 answer 83 views

What is social justice in psychology?

asked Jan 14 in Psychology

1 answer 55 views

Why are continents unable to be pushed down into the mantle by plate boundaries?

answered Jan 8 in Science

1 answer 78 views

Which group of metals in the periodic table include elements such as sodium and potassium?

asked Jan 8 in Science

1 answer 30 views

What does a keratometer measure in the cornea?

asked Dec 27, 2024 in Science

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