What percent of a parent radioactive element would remain after three half-lives of decay to its daughter isotope?
What will be an ideal response?
> 12.5
You might also like to view...
A hockey puck slides along an icy pond. Without any kind of friction, the force needed to sustain sliding is
A. the mass of the puck multiplied by 10 m/s2. B. the weight of the puck divided by its mass. C. equal to the weight of the puck. D. none at all.
Which of the following is the name for a thermometer that measures temperature and records it on a piece of chart paper?
A. minimum thermometer B. thermistor C. maximum thermometer D. thermograph
A raccoon spends its week eating raspberries, grain, eggs, and grasshoppers. Raccoons are therefore
A) carnivores. B) omnivores. C) herbivores. D) producers.
The depth below the surface where the circular orbits become so small that movement is negligible is called the ________
A) wave base B) wave frequency C) wave height D) wave period E) waveform