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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
(83)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A thin rod of length L and mass M is bent at its midpoint into two halves
- If a magnetic substance is kept in a magnetic field, then which of the following
- P-type semiconductors are made by adding impurity element
- Two bodies of masses m and 4 m are moving with equal K.E. The ratio of their linear
- Which radiations are used in tratement of muscles ache?
Topics: Radioactivity (83)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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