16-18= -2 so it has a negative charge. Just subtract the electrons from the protons if you get a positive number it will have a positive charge and vice versa.
The electron configuration for a atom whose element has a atomic number of 8 (Oxygen) is 2,6
Answer:
The si unit used to measure weight is kilogram /kg
A.
Physical change
Step by step explanation;:)
<span>Boyle's Law is k = PV so
Initial k = 13.0 L x 4.0 atm = 52 L atm
Final kf = 6.5 L x 8 atm = 52 L atm
The gas obeys Boyle's Law
The answer with two significant figures separated by a comma is k = 52, kf = 52.</span>
