Recent activity by KarlMcAlpine

1 answer 25 views

What is the balanced chemical equation for the combustion of ethane (C2H6) in the presence of oxygen (O2) to produce carbon dioxide (CO2) and water (H2O)?

answered 4 days ago in Chemical reactions

1 answer 23 views

What is the activation energy of the reaction between hydrogen peroxide and iodide ions, given that the rate constant at 25°C is 0.068 s^-1 and the activation energy is 75 kJ/mol?

answered 4 days ago in Chemical kinetics

1 answer 5 views

How does the presence of metal nanoparticles affect the signal enhancement in Surface-enhanced Raman spectroscopy (SERS)?

asked 5 days ago in Surface Chemistry

1 answer 30 views

What is the chemical mechanism behind CFCs that lead to the destruction of ozone molecules?

asked Feb 12 in Environmental Chemistry

1 answer 63 views

What is the reaction mechanism and rate determining step of the formation of a C-C bond between two ethene (C2H4) molecules catalyzed by a nickel-based catalyst? Use quantum chemical calculations to determine the activation energy, transition state geometry, and reaction energetics.

asked Jan 31 in Computational Chemistry

1 answer 62 views

What strategies can a student use to adequately prepare for a chemistry exam and avoid inadequate exam preparation?

asked Jan 30 in Chemical education

1 answer 12 views

Analyzing the levels of pesticide residues in commonly consumed fruits and vegetables and their potential health effects on humans: A case study in a specific region.

answered Jan 22 in Environmental Chemistry

1 answer 68 views

Which of the following alkyl halides is most likely to undergo an E1 elimination reaction?A) 1-chloro-2-methylpropane B) 2-bromo-2-methylbutane C) 1-iodo-3-methylpentane D) 1-bromo-3-methylbutane Explain your answer.

answered Jan 21 in Organic Chemistry

1 answer 22 views

According to the cognitive approach, how does mental processing affect behaviour?

asked Jan 20 in Psychology

1 answer 29 views

Who is responsible for the attribution theory?

asked Jan 16 in Psychology

1 answer 64 views

What is the only class of animals that has hair?

answered Jan 7 in Science

1 answer 47 views

Roundworms feed on various things, one of them being decaying organic matter. doing this, they play an important role in what famous cycle?

answered Dec 31, 2024 in Science

1 answer 13 views

What kind of reproduction requires the fusion of male and female gametes?

asked Dec 27, 2024 in Science

1 answer 68 views

What is used to measure air pressure?

answered Dec 27, 2024 in Science

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