Hello!
We have the following data:
[H+] = 0.1 M → 
Formula:
![pH = - log\:[H^+]](https://tex.z-dn.net/?f=%20pH%20%3D%20-%20log%5C%3A%5BH%5E%2B%5D%20%20)
![pH = - log\:[1*10^{-1}]](https://tex.z-dn.net/?f=%20pH%20%3D%20-%20log%5C%3A%5B1%2A10%5E%7B-1%7D%5D%20)



Answer:
A. 1
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I Hope this helps, greetings ... DexteR!
Answer:

Explanation:
The energy gained by the water:



This energy is equal to the energy lost by the iron:

In equlibrium the T of the iron and the water are the same
<em>(the negative sign is because the iron loses the energy)</em>

Answer:the first one
Explanation:Bacteria living on the skin of frogs could save them from a deadly virus, ... With Differences in the Composition of the Skin Microbiome of a Wild
Solution :
Term Best description
Eriochrome Black T EBT
Starting color, before titration Pale purple-pink color
Molecule that has a high affinity for metal ions Chelating agent
Ethylenediaminetetracetic acid EDTA
Color at the completion of titration Blue-gray color