5120000. It is given that the area of the atlantic oean is 32 million. To find the arctice multiply the 32 million by 16% or .16 and you get 5120000
<u>Answer:</u>
The element is Chromium.
<u>Explanation:</u>
The atom has 24 protons and 12 neutrons.
We know that Cr has 24 number of protons, to the Chemical is Cr (Chromium)
Again, we know that the atomic number is the number of protons and the atomic mass is the sum of proton and neutron.
So, the atomic number is 24 and the atomic mass is (24+12)= 36
Therefore, the symbol is 
Answer:
3n^2+7n-5
Step-by-step explanation:
Distribute n to 3n and -1
Distribute 5 to 3n and -1
then you have 3n^2-n+8n-5
Use the like terms principle to get
3n^2+7n-5