Recent activity by GonzaloBecer

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Design a polymerization reaction to produce a high-density polyethylene (HDPE) with a molecular weight of 1 million grams per mole using ethylene as the monomer and a Ziegler-Natta catalyst system. Calculate the theoretical yield of the reaction and explain the factors that may affect the percent yield.

answered 1 day ago in Organic Chemistry

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A certain hydrocarbon requires 343 kJ of energy to break one mole of carbon-carbon bonds and 413 kJ/mole to break one mole of carbon-hydrogen bonds. What is the bond dissociation energy of the carbon-carbon and carbon-hydrogen bonds in this hydrocarbon?

answered Jan 22 in ThermoChemistry

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How does social learning theory apply to persuasion?

asked Jan 20 in Psychology

1 answer 37 views

Who developed the Maudsley model of family-based therapy?

answered Jan 20 in Psychology

1 answer 7 views

What is the role of language in discursive psychology?

asked Jan 16 in Psychology

1 answer 18 views

Where does parsimony fit in theory evaluation?

asked Jan 16 in Psychology

1 answer 20 views

What is the ego according to Freud's structural model?

answered Jan 15 in Psychology

1 answer 58 views

When did the behaviourist approach become popular in psychology?

answered Jan 15 in Psychology

1 answer 37 views

What is the role of an observer in observational psychology?

answered Jan 15 in Psychology

1 answer 24 views

What is a null hypothesis?

asked Jan 14 in Psychology

1 answer 24 views

What is the transactional model of stress and coping?

asked Jan 13 in Psychology

1 answer 6 views

Which single most factor is responsible for the extinction of hundreds of species of birds?

answered Jan 8 in Science

1 answer 7 views

What structure is the site of all of the basic biochemical processes that keep organisms alive?

asked Jan 7 in Science

1 answer 18 views

What is the term for groups of three successive nucleotide bases in dna?

asked Jan 7 in Science

1 answer 21 views

What is produced when a colorless solution of lead nitrate is added to a colorless solution of potassium iodide?

asked Jan 6 in Science

1 answer 14 views

What do obligate aerobes need to live?

answered Jan 6 in Science

1 answer 25 views

Cigarettes are a major source of what kind of chemical substances linked with cancer?

answered Dec 30, 2024 in Science

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