Explanation:
pv = nRT
n= PV/RT
n =0.553×1.90/0.0821×294
n=1.0507/24.1374
n=0.0435mol
Answer: Because it is a giant fire ball
It can be either they can have a negative or positive charge more specifically negatively charged molecule would called an anion and a positive one would be cation.
Answer:
Water does not remain when an insoluble substance is added