b would be the best none of the rest make any sense.
Answer:
<h2>8</h2>
Explanation:
The pH of a solution can be found by using the formula
![pH = - log [ {H}^{+} ]](https://tex.z-dn.net/?f=pH%20%3D%20-%20log%20%5B%20%7BH%7D%5E%7B%2B%7D%20%5D)
From the question we have

We have the final answer as
<h3>8 </h3>
Hope this helps you
Answer:
Explanation:
The elemenents of the periodic table sorted by atomic mass
Atomic Mass Name chemical element number
54.938 Manganese 25
55.845 Iron 26
58.6934 Nickel 28
58.9332 Cobalt 27