Answer:
The atomic number of Fe which is iron is 26
Explanation:
Answer: 1. Ions
2. Cation
Explanation:
No explanation; this is basic vocabulary. :)
A solution in which methyl orange is red indicates the most acidic substance.
<h3>What is an Indicator?</h3>
This is defined as a substance that gives a visible sign, usually by a colour change when a chemical species is added.
On litmus paper, the redder the color is, the more acidic it is which was why methyl orange changing to darker red signifies most acidity.
Read more about Indicator here brainly.com/question/1918667
Answer:
b. Its concentration is half that of the chloride ion
Explanation:
As the calcium chloride formula is CaCl2
CaCl2 <--> Ca + 2 Cl-
