Calculate the molarity of Na+ ions in a 100 ml solution containing 0.46 g Na3PO4

Read the sentences below in 1962, i tried to enroll as the first black student at the university of mississippi. the governor of mississippi blocked my entrance which best describes the verbs used in the sentences? o they are past tense verbs, which are often used in narrative essays o they are past tense verbs, which are not often used in narrative essays. o they are future tense verbs, which are often used in narrative essays o they are future tense verbs, which are not often used in narrative essays.

It will appear as o2(g) as a reactant 

H tricky one let me think and get back to u