Question

7. Calculate the mass of Nitrogen present in the 50 mL Unknown Sample.

Answer 1

Answer:

idk broo soryyyyyyyyyyyyyyyyy

Explanation:

Answer 2

3.011×10

23

no. of nitrogen atom at mass of nitrogen =14g

1 mole of nitrogen contains 6.022×10

23

atoms

14g will contains 6.022×10

23

atoms

how,

6.022×10

23

14

g contains 1 atom

∴(

6.022×10

23

14

)×3.011×10

23

=

2

14

=7g of N.