A solution is acidic if:
A. it releases H+ ions in the solution.
B. it has a pH of less than 7.
C. it has dark red, orange or greenish-yellow colour on a pH paper.
D. all of the above.
Answer:D
A solution is acidic if:
A. it releases H+ ions in the solution. B. it has a pH of less than 7. C. it has dark red, orange or greenish-yellow colour on a pH paper. D. all of the above.