Recent activity by KimberlyH823

1 answer 56 views

What is the chemical structure of a compound that exhibits a peak at 3 ppm in a ^1H-NMR spectrum and a peak at 125 ppm in a ^13C-NMR spectrum?

answered Jan 31 in Physical Chemistry

1 answer 57 views

What will be the effect of adding a buffer solution on the equilibrium constant of an acid-base reaction between a weak acid and its conjugate base? Provide a step-by-step calculation showing the change in equilibrium position and the final pH value after the addition of the buffer solution.

answered Jan 30 in Chemical equilibrium

1 answer 54 views

How can the concentration of a specific compound be determined in a sample using spectrophotometry? Provide a step-by-step explanation of the process, including the equations involved, and describe the necessary equipment and materials. Additionally, discuss potential sources of error and how they can be mitigated. Finally, provide an example of a practical application of this technique in real-world chemical analysis.

answered Jan 29 in Analytical Chemistry

1 answer 28 views

According to the Dual-Process Model of Coping, how can individuals cope with end-of-life experiences

asked Jan 20 in Psychology

1 answer 35 views

What is the 'hierarchy of needs'?

asked Jan 13 in Psychology

1 answer 38 views

What helps control the muscles and maintain balance?

answered Jan 6 in Science

1 answer 22 views

What device uses electromagnetic induction to change the voltage of electric current?

answered Jan 6 in Science

1 answer 35 views

Functional groups are groups of atoms that occur within molecules and confer specific chemical properties to those molecules. they are found along the “carbon backbone” of what?

answered Dec 30, 2024 in Science

1 answer 37 views

Chromatin condenses into chromosomes during prophase, the first and longest phase of what process?

asked Dec 30, 2024 in Science

1 answer 70 views

By what processes does the ocean modify landforms?

answered Dec 30, 2024 in Science

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