Primary ballots will include four questions, three of which propose amendments to the state’s constitution.
Arkoosh would be the first woman to represent Pennsylvania in the US Senate if she's elected.
Kenyatta, the grandson of the late civil rights activist Muhammad I. Kenyatta, is the latest candidate to join what is likely to be a crowded race.
The race for the US Senate seat currently occupied by Pat Toomey could be the most competitive Senate race in 2022.
Toomey, the only Republican to hold statewide office other than several judges, also is not planning to run for governor in 2022.