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The half life of radium is 1620 yr and its atomic weight is 226 kg per kilo mol. The number of atoms that will dacay from its 1g sample per second will be (take, Avogadro’s number, Nᴀ=6.023×10²³ atom/kilo mol)
Options
(a) 3.61×10¹⁰
(b) 31.1×10¹⁵
(c) 3.6×10¹²
(d) 3.11×10¹⁵
Correct Answer:
3.61×10¹⁰
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Radioactivity
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Subject: Physics
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The original temperature of a black body is 727⁰C. The temperature at which this black
- Zenor breakdown in a semiconductor diode occurs when
- A charged particle of mass m and charge q moves along a circular path of radius
- A thin film of soap solution (n=1.4) lies on the top of a glass plate (n=1.5).
- Two bodies of masses m₁ and m₂ are initially at rest at infinite distance apart
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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