How many complete turns are there in an ideal α-helix that contains 15 amino acids and has a pitch of 0.54 nm and a rise of 0.15 nm?

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#Question id: 19496

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The radius of an atomic nucleus is of the order of————–

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#Question id: 19497

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Isotopes of an element have ————–

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#Question id: 19498

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Which of the following pairs represents isobars?

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#Question id: 19500

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Principal, Azimuthal and magnetic quantum numbers are respectively related to:

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#Question id: 19501

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The electronic configuration of chromium (Z=24) is:

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#Question id: 19502

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According to Aufbau principle a new electron enters the orbitals when: