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Measurement of Matter — Science STD 9 — Question

Maharashtra BoardEnglish MediumSTD 9ScienceMeasurement of Matter1 Mark
MCQ
The mass of an atom is concentrated in its ……………………….. .
  • A
    protons
  • ✓
    nucleus
  • C
    neutrons
  • D
    electrons
✓

Answer

Correct option: B.
nucleus
nucleus

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