respectively. Initially
Half-lives of two radioactive elements A and B are 20 minutes and 40 minutes, respectively. Initially, the samples have equal number of nuclei. After 80 minutes, the ratio of decayed
20
Oct
Half-lives of two radioactive elements A and B are 20 minutes and 40 minutes, respectively. Initially, the samples have equal number of nuclei. After 80 minutes, the ratio of decayed Half-lives of two radioactive elements A and B are 20 minutes and 40 minutes respectively. Initially the ratio of decayed the samples have equal number [...]
The number of 238 U atoms in an ancient rock equals the number of 206 Pb atoms. The half-life of decay of 238 U is 4.5 * 10^9 years. Estimate the age of the rock assuming that all the 206 Pb atoms are formed
12
Sep
The number of 238 U atoms in an ancient rock equals the number of 206 Pb atoms. The half-life of decay of 238 U is 4.5 * 10^9 years. Estimate the age of the rock assuming that all the 206 Pb atoms are formed A stable nuclei C is formed from radioactive nuclei A and [...]
A stable nuclei C is formed from radioactive nuclei A and B with decay constants of lemda 1 and lemda 2, respectively. Initially, the number of nuclei of A is N0 and that of B is zero.
12
Sep
A stable nuclei C is formed from radioactive nuclei A and B with decay constants of lemda 1 and lemda 2, respectively. Initially, the number of nuclei of A is N0 and that of B is zero. A stable nuclei C is formed from radioactive nuclei A and B with decay constants of lemda 1 [...]