Assertion: carbonate's ion | /r/HasAspect | from 1 to 4 positive charges
Facets:
value: to c4
type: OTHER
Source sentences:
text: The ions, which may have from 1 to 4 positive charges (C+ to C4+), depending on the accelerator design, are then passed through a magnet that curves their path; the heavier ions are curved less than the lighter ones, so the different isotopes emerge as separate streams of ions.