Ok, I will help you answer but it is very hard to read could you enlarge it first?
Thanks!
Answer:
<h3>DEPENDENT VARIABLE</h3>
Explanation:
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The ions in the unknown salt are:
and 
The chemical formula of the salt is determined as shown in the picture.
The chemical formula of the salt is 
.
electrical energy
Explanation:
electrical energy is caused by moving partial that have a negative or positive charge these purses are called electron current electricity is electrical energy that flows from one place to another usually through a wire electricity is a type of energy that comes from an electrical energy
Answer:
Explanation:
A is the correct representation because mass number is 15+16=31 and atomic number is 15 which is equal to number of electrons so its 31X15
