6 Li + N2 = 2 Li3N
6 moles Li ---------> 2 moles Li3N
0.24 moles Li ------> ?
moles Li3N = 0.24 * 2 / 6
= 0.48 / 6
= 0.08 moles of li3N
hope this helps!.
Answer:
69,632 grams
explanation
number of molecules =mass\molemass
nh3 14 +2×3=20
3.4×1024=m/20
cross multiply
grams =69,632
It's not the valences electrons themselves, but the number of valence electrons that determines the chemical properties of an element
Answer: (B) proton And neutrons
Explanation:
Given
Mass of NO - 824 g
Molar mass of NO - 30.01g/mol
No of moles of NO = Given mass/Molar mass
No of moles of NO = 824/30.01= 27.45 mole
Hence 27.5 moles of NO are formed!