Answer:
4. 273 K and 373K.
Explanation:
Conversion from Celsius to Kelvin ..
Kelvin = Celsius + 273
I am in fire / ems class does anyone know anything about firefighting please answer this question thanks
What are the five fire department notifications systems chapter 37 fire detection suppression and protection systems
The correct answer is:
C. valence.
Explanation:
The valence or valency of an element is a stratagem of its connecting power with other atoms when it makes chemical compounds or molecules.
A valence electron is an outer shell electron that is connected with an atom, and that can compete in the formation of a chemical bond if the outer shell is not closed; in a single covalent bond, both atoms in the bond provide one valence electron in order to form a shared pair
A) 4
pH=-log[H+]
pH=-log(10^-4)
B) Weaker
pH of orange juice=4
pH of coffee=5
An acid with pH of 4 is stronger than a pH of 5
C) 7, neither/neutral
pH of water=7
