Discover a world of knowledge and get your questions answered at IDNLearn.com. Get the information you need from our community of experts who provide accurate and comprehensive answers to all your questions.

You measure the pH of a solution that reads 7.5. Then you add some acids to it and measure the pH and you notice that the pH is
still 7.5. You conclude that:
-The original solution contained a weak base.
- The original solution contained a buffer.
- The original solution was neutral, to begin with.
- The original solution contained weak acid.