Question #075e6

1 Answer
Nov 7, 2017

=9.02*10^22"molecules"NH_3

Explanation:

2550 mg is equal to 2.550 g

The molar mass of NH_3 is 17.031 g/mol

2.550gNH_3*(1molNH_3)/(17.031gNH_3)*(6.022*10^23"molecules"NH_3)/(1molNH_3)

=9.02*10^22"molecules"NH_3