Americium-241 is widely used in smoke detectors. The radiation released by this element ionizes particles that are then detected by a charged-particle collector. The half-life of 241Am is 432 years, and it decays by emitting alpha particles. How many alpha particles are emitted each second by a 5.54-g sample of 241Am
Answers: 1
Chemistry, 22.06.2019 12:30, meghan2529
The melting point of sulfur is 115 °c and its boiling point is 445 °c. what state would sulfur be in at 200 °c?
Answers: 1
Chemistry, 22.06.2019 23:30, adamgala3885
The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth
Answers: 1
Americium-241 is widely used in smoke detectors. The radiation released by this element ionizes part...
Health, 29.06.2019 05:30
Mathematics, 29.06.2019 05:30
Mathematics, 29.06.2019 05:30
Mathematics, 29.06.2019 05:30