Low oral health scores are associated with higher pain scores, including migraine headache, among women, according to a study ...

The abundance of chlorine-35 is 75% and the abundance ... and 25 atoms have a mass number of 37. To calculate the relative atomic mass, A r, of chlorine: \(A_{r} = \frac{total~mass~of~atoms}{ ...

The abundance of chlorine-35 is 75% and the abundance ... and 25 atoms have a mass number of 37. To calculate the relative atomic mass, A r, of chlorine: \(\textit{A}_\textup{r}=\ ...