Answer:
Copper
Step-by-step explanation:
Count the exponents and this tells you the proton amount (atomic number)
and electron count
This is the electron configuration
Answer:3
Step-by-step explanation:
Scale factor=9/3=3
Answer:
c=b-x/d hope it helps..............
Answer:
C.35⁰
Step-by-step explanation:
C= 180⁰-145⁰= 35⁰