1. Bellringer
Two clear solutions are placed in separate beakers. The first solution has a pH of 4, and the pH of the second solution is unknown. If the two solutions are mixed and the resulting pH is 5, the second solution must have —
A fewer suspended solids
B a lower temperature
C more dissolved salt (NaCl) particles
D a higher concentration of OH– ions
(SCIENCE EXIT LEVEL TAKS: Spring 2003, Question 33)
2. pH Notes
3. Electric Pickle
No comments:
Post a Comment