How many grams of tin (sn) would be required to use 6.9 moles of chlorine (cl2)

Sn  +  Cl₂   →  SnCl₂

mole ratio of Cl₂  :  Sn  is   1 :  1
∴ if moles of Cl₂  =  6.9 mol
 then moles of Sn = 6.9 mol

Mass =  moles × molar mass

          =  6.9 mol  × 119 g/mol
 
          =  821.1 g

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.