Respuesta :

jameelahville

Answer:

3.6 ×10^23

Explanation:

moles = mass/ molar mass

molar mass= (1×32) +(3×16)= 80

moles = 48/ 80

=0.6

moles = number of molecules/ 6×10^23

number of molecules = moles × 6×10^23

=0.6 × 6×10^23

=3.6 ×10^23