Keyword | CPC | PCC | Volume | Score |
---|---|---|---|---|
isotopes differ in the number of what | 0.92 | 0.7 | 1825 | 66 |
isotopes differ in the number of they contain | 0.94 | 0.2 | 4836 | 1 |
isotopes differ in the number of | 2 | 0.6 | 7145 | 46 |
isotopes differ in their number of what | 1.07 | 0.3 | 4341 | 73 |
isotopes of carbon differ in the number of | 0.02 | 0.6 | 7693 | 45 |
isotopes of an element differ in the number | 0.49 | 0.7 | 4897 | 67 |
isotopes have the same number of but differ | 0.7 | 0.4 | 2670 | 85 |
atoms of isotopes differ in the number of | 0.63 | 1 | 2782 | 29 |
isotopes differ in the number of protons | 0.42 | 0.6 | 1529 | 53 |
do isotopes differ in the number of electrons | 0.42 | 1 | 1666 | 70 |