Answer:
the number of molecules in 7g nitrogen
Ans) 7 gram of Nitrogen contains 1.5×10^23 molecules =1.5e+23
Answer: 43.125g
Explanation:4Na+ O2=2Na2O
Molar mass: 23. 32. 62. React.mass: 92.
Answer:
I Believe it is 4 orbitals s,p,p,p or aka sp^3
Explanation:
The number of protons and the electron configuration of each