At the half equivalence point [HA] = [A-] and pH = pKa
<span>if Ka is 5.2e-5 then pKa = pH = 4.28</span>
Answer:
all th eabove i had this pls give brainliest i got this correct of of edmentum
Explanation:
Out of the five major mass extinction, one is Cretaceous-Tertiary extinction (K-T extinction). It happened 66 million years ago marked by the end of the Cretinous period.
2-A
1-B
5-C
4-D
3-E
I hope this helped:)
Hello!
The reduction in particle size results in an increased rate of solution. It occur because is harder for a a solvent to surround bigger molecules.
Hugs!