Question

Calculate the number of moles in

i) 27g of Al ii) 1.51 x 1023 molecules of NH4Cl


little fast pls​

Answer 1

Answer:

The Aluminium is of 27 g.

Hope this helps

Answer 2

Answer:

1 - The molecular mass of the substance for aluminium =26.98 .The mass of is gram/The molar mass of the substance 27/26 .98 = 1.0001 =1.01 mol .2- 0.25 moles