13. D
14. A
15. C
16. B
17. F
18. E
Answer:
A. is the correct point.
Explanation:
This is true because no matter how many mL of water is added, the solution only gets more height; the concentration in everything else stays the same, and water doesn't have any concentration. Very confusing, I know. Good luck!
Answer:
B protons determine indentity and valence electrons determine chemical properties.
:)
Explanation:
Answer: acceleration= Change in velocity/ change in time
Explanation:
A= Delta v/ delta t
