Answer:
0.719 moles of NH₃
Explanation:
Molar mass of ammonia 17 g/mol
Mass of amonia = 12.23 g
Mass / Molar mass = Moles
12.23 g / 17 g/mol = 0.719 moles
Answer:
Name the element: Beryllium
Number of shells: 4
Valence electrons: 2
Explanation:
No it do not but it uses gravity and falls fast So. The surface do not affect how fast objects fall. Hope this helps:)
Answer:
A metallic bond.
Explanation:
Potassium is a metal (alkali metal), hence its bonds are metallic bonds.
Hope this helped!
