C. Spacecraft are built to be airtight.
Answer:
Hello, there!
In order to solve problems like this DO PEMDAS
The Exponent:
So, equals 4
Your problem becomes
Now we have to do what is in the (
( the is a )
And
Problem becomes
So, this means that your answer would be
Good luck on your assignment and enjoy your day!
kjExplanation:
The answer to the question is "B. Roman Numerals"
The number of protons must differ between two different elements