The three common isotopes of hydrogen are 1H, 2H, and 3H. The percentage of each of these found in a sample is found to be: 1H 99.986%, 2H 0.014%, and 3H 0.0001%.

The three common isotopes of hydrogen are 1H, 2H, and 3H. The percenta

1.	The three common isotopes of hydrogen are 1H, 2H, and 3H. The percentage of each of these found in a sample is found to be: 1H 99.986%, 2H 0.014%, and 3H 0.0001%.
Answer» The three common ISOTOPES of hydrogen are 1H, 2H, and 3H. The PERCENTAGE of each of these FOUND in a SAMPLE is found to be: 1H 99.986%, 2H 0.014%, and 3H 0.0001%.