Answer: A boron atom has 2 electrons at the first energy level and 3 electrons at the second energy level.
Thermodynamic quantity equivalent to the total heat content of a system It is equal to the internal energy of the system plus the product of pressure and volume
Mos commonly 2 elements combine.
examples: H2, O2
I would answer B!! But your guess is as good as mine!!
I don't understand the question
Can you elaborate further
