Question a molecule of dna deoxyribonucleic acid is 202, Ask an Expert

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Question: A molecule of DNA (deoxyribonucleic acid) is 2.02 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 0.99% upon becoming charged.

Part A- Determine the effective spring constant of the molecule.

Please show work I think I have the answer just not positive.

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