Answer:
I think the answer is y-z>0
The strong electrolyte KF completely dissociates into K+ and
F- ions when it dissolves in water. When the weak electrolyte HF dissolves in
water, there are a few ions of H+ and F- present, but mostly dissolved HF
molecules. I am hoping that this answer has satisfied your query
and it will be able to help you in your endeavor, and if you would like, feel
free to ask another question.
D. I or Iodine
This is because they are both in the same periodic family (the halogens) and thus the number of valence electrons are the same
Explanation:
The substance that is in excess that doesn't get used up as a reactant is called limiting reactant.
The answer to this is surface wave i think