Answer to Question #208237 in Chemistry for Sara

Question

7.23 times 10^24 al atoms to g

Answer 1

1 mole contains 6.022×10²³ elementary entities of the substance

n (Al) = 7.23 x 10²⁴ / 6.022×10²³ = 12 moles

n = m / M

M (Al) = 27 g/mol

m (Al) = n x M = 12 x 27 = 324 g