A molecule of DNA (deoxyribonucleic acid) is 2.03 µm long. The ends of the molecule become singly ionized: negative on one end, positive on the other. The helical molecule acts like a spring and compresses 1.13% upon becoming charged. Determine the effective spring constant of the molecule.

asked by Jan

15 years ago

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1 answer

calculate force (proportional to Q1*Q2/distance^2)

force = k (2.03*10^-6)(.0113)

answered by Damon

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Question

A molecule of DNA (deoxyribonucleic acid) is 2.03 µm long. The ends of the molecule become singly ionized: negative on one end, positive on the other. The helical molecule acts like a spring and compresses 1.13% upon becoming charged. Determine the effective spring constant of the molecule.

1 answer

calculate force (proportional to Q1*Q2/distance^2)

force = k (2.03*10^-6)(.0113)

Damon · Answer

calculate force (proportional to Q1*Q2/distance^2) force = k (2.03*10^-6)(.0113)