The half life of radium is 1620 yr and its atomic weight is 226 kg per kilo mol.

The Half Life Of Radium Is 1620 Yr And Its Physics QuestionThe Half Life Of Radium Is 1620 Yr And Its Physics Question

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.

AddThis Website Tools
admin:

Related Questions

  1. When you move from equator to pole, the value of acceleration due to gravity (g)
  2. If vₑ is escape velocity and vₙ is orbital velocity of a satellite
  3. Vessel A is filled with hydrogen while vessel B, whose volume is
  4. If the ionisation energy for the hydrogen atom is 13.6 eV, the energy required
  5. A solid sphere, disc and solid cylinder all of the same mass and made up of same material