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Match it! Select the correct answer from the pull down...Good luck!
If blue litmus stays blue, what does that tell you?
The substance is an acid
Lemons
The item could be a base or neutral (more testing is needed)
7
pH and litmus paper
pH of 13
0-14
strong base
If red litmus stays red and blue litmus turns red in a substance, what can you conclude?
The substance is an acid
Lemons
The item could be a base or neutral (more testing is needed)
7
pH and litmus paper
pH of 13
0-14
strong base
What is the pH of pure water
The substance is an acid
Lemons
The item could be a base or neutral (more testing is needed)
7
pH and litmus paper
pH of 13
0-14
strong base
Tomatoes have a pH of 4 and lemons have a pH of 2. Which is a stronger acid?
The substance is an acid
Lemons
The item could be a base or neutral (more testing is needed)
7
pH and litmus paper
pH of 13
0-14
strong base
What is the range of the pH scale?
The substance is an acid
Lemons
The item could be a base or neutral (more testing is needed)
7
pH and litmus paper
pH of 13
0-14
strong base
Which of the following would be the stongest base?
The substance is an acid
Lemons
The item could be a base or neutral (more testing is needed)
7
pH and litmus paper
pH of 13
0-14
strong base
Ammonia has a pH of 11.5. Which best describes it?
The substance is an acid
Lemons
The item could be a base or neutral (more testing is needed)
7
pH and litmus paper
pH of 13
0-14
strong base
What are two common indicators
The substance is an acid
Lemons
The item could be a base or neutral (more testing is needed)
7
pH and litmus paper
pH of 13
0-14
strong base
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