Answer: -
6 mg
Explanation: -
Initial amount N₀ = 192 mg
Half life = 6 hours.
Time given = 30 hours
Number of half lives =
= 5
Amount present after 30 hours = N₀ x []
Amount present after 30 hours = 192 mg x []
= 6 mg
the answer is a chemical element
The strongest inter molecular force is HYDROGEN BONDING.
Hydrogen bonding refers to an electrostatic attraction between two polar groups that occur when a hydrogen atom is covalently bounded to an highly electronegative atom such as fluorine, nitrogen, oxygen, etc.<span />