Recent activity by EzraNobbs908

1 answer 64 views

What is the effect of changing the concentration of a reactant on the rate and efficiency of a chemical reaction?

asked 5 days ago in Chemical kinetics

1 answer 51 views

How can nuclear magnetic resonance spectroscopy be used to determine the structure of an unknown organic compound? Provide a detailed explanation of the steps involved in using NMR spectroscopy data to identify the functional groups, connectivity, and stereochemistry of the compound. Use a practical example to illustrate the principles and techniques involved in this process.

answered Jan 29 in Analytical Chemistry

1 answer 44 views

Calculate the enthalpy change for the hydrolysis of 50 grams of sucrose (C12H22O11) when dissolved in 500 ml of water at 25°C. The molar mass of sucrose is 342.3 g/mol and the enthalpy change per mole of sucrose is -564.8 kJ/mol.

answered Jan 23 in ThermoChemistry

1 answer 28 views

Who proposed the transdiagnostic model of eating disorders?

asked Jan 17 in Psychology

1 answer 17 views

What is the difference between optimal foraging theory and risk-sensitive foraging theory?

answered Jan 14 in Psychology

1 answer 17 views

What is the Big Five personality model?

asked Jan 13 in Psychology

1 answer 53 views

Which type of glaciers form in high mountains and travel through valleys?

answered Jan 8 in Science

1 answer 33 views

What measures exactly how much gravity is pulling on something?

asked Jan 7 in Science

1 answer 16 views

What is the term for the remains or traces of living organisms?

asked Jan 7 in Science

1 answer 32 views

What is another environmental benefit of conserving resources?

asked Jan 6 in Science

1 answer 41 views

What do you call trees that lose their leaves in the fall and grow new ones in the spring?

asked Jan 6 in Science

1 answer 50 views

What do you call the light particles that travel through the radiative zone?

answered Jan 6 in Science

1 answer 55 views

What do rocket-based systems use to propel itself into space?

asked Jan 6 in Science

1 answer 20 views

Specialized features of populations of galápagos finches inspired what theory?

answered Dec 31, 2024 in Science

1 answer 54 views

What do we call the theory of electromagnetism on the particle scale?

asked Dec 27, 2024 in Science

1 answer 10 views

Both androgen secretion and spermatogenesis occur continuously starting with what?

answered Dec 27, 2024 in Science

...