Standardized means that a specific amount EDTA is added to a specific volume of distilled water. Water hardness is determined by the the amount of a standard EDTA solution to change the color of the water from red to blue. For example if one added the correct amount of EDTA to twice the volume of distilled water the solution would be weak. Titration of the hard water would give a erroneous high result.
Te is the correct ok is this
Answer:
D. I've watched Jurassic park uwu
Answer:
Melt
Explanation:
It will melt into a thing liquid
<span>Chemical formulas are written from the most metllic
for example group Alkali Metals are the most metallic, so they will be written first.</span>
