Answer:
4Hg+2O2=4HgO
four Mercury + four oxygen
Answer
Sounds travel slowest in gasses so it would be air
It makes the bronze stronger and harder than either of the other two medals
Using the length given '12 m', because the shape of the object is a square all sides are congruent.
Basically 12+12+12+12=48 or 12 x 4= 48
The answer is 48 m
An aqueous solution of hydrozen chloride: Strongly corrosive acids
A colouriess punpent liquid widely used in manufacturing plastic and pharmaceutical
