Answer:the resistance that one surface or object encounters when moving over another.
Explanation:it is easy!
Answer:
Ant sting release methanoic acid or formic acid. The chemical formula of methanoic acid is HCOOH
<span>sulfuric acid - acid rain. Damages forests, limestone statues/buildings, lakes (alters pH) etc. Sulphur trioxide is a pollutant, which is also detrimental to health. Mark me the brainiest!</span>