A certain crystal has (i) density = 0.456 cm^(-3) , (ii) a fourfold axis of symmetry and (iii) 4 molecules per unit cell. Side lengths of the unit cell are a = b = 658 pm and c = 593 pm. Calculate the molar mass in g mol^(-1).

A certain crystal has (i) density = 0.456 cm^(-3) , (ii) a fourfold ax

1.	A certain crystal has (i) density = 0.456 cm^(-3) , (ii) a fourfold axis of symmetry and (iii) 4 molecules per unit cell. Side lengths of the unit cell are a = b = 658 pm and c = 593 pm. Calculate the molar mass in g mol^(-1).
Answer» `16.20` `17.62` `19.25` `23` ANSWER :B