PH = - log [ H+ ]
pH = - log [ 8.2 x 10⁻⁴]
pH = 3.08
hope this helps!
Answer:
A system is a collection of elements or components that are organized for a common purpose. ... All of nature and the universe can be said to be a system. We've coined a word, ecosystem, for the systems on Earth that affect life systems. The term can be very useful because so many things can be described as systems.
Answer:
In elxplaination
Explanation:
Phase Change:s Evaporation, Condensation, Freezing, Melting, Sublimation & Deposition.