Practice - The Ubiquitous Role of Acids, Bases, and Salts in Everyday Life
Practice Questions
Test your understanding with targeted questions
Which common household acid is found in lemons and oranges?
- Answer: Citric acid.
- Hint: Think about the taste of these fruits.
💡 Hint: Think about the taste of these fruits.
Name a common base used in drain cleaners due to its ability to break down grease.
- Answer: Sodium hydroxide (or lye/caustic soda).
- Hint: It's a very strong base often associated with dissolving blockages.
💡 Hint: It's a very strong base often associated with dissolving blockages.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
Which acid is responsible for the fizz in carbonated drinks?
- Type: mcq
- Options: Citric acid, Acetic acid, Carbonic acid
- Correct Answer: Carbonic acid
- Explanation: Carbonic acid () is formed when gas dissolves in water under pressure.
💡 Hint: No hint provided
True or False: Ammonia solution is a base commonly used as a window cleaner.
- Type: boolean
- Options: True, False
- Correct Answer: True
- Explanation: Ammonia is an alkali (soluble base) effective at dissolving grease without leaving streaks.
💡 Hint: No hint provided
1 more question available
Challenge Problems
Push your limits with advanced challenges
Your garden soil is too acidic. Propose a chemical substance to add and explain why.
- Solution: Add calcium oxide (quicklime) or calcium hydroxide (slaked lime). These are bases that undergo a neutralization reaction with soil acids, raising the pH to a level where plants can better absorb nutrients.
- Hint: What kind of substance "cancels out" an acid?
💡 Hint: What kind of substance "cancels out" an acid?
A factory is discharging acidic wastewater. Suggest a practical way to treat it.
- Solution: The factory should perform a large-scale neutralization. By adding a base like sodium carbonate (soda ash) or calcium hydroxide, the acidic runoff is converted into water and harmless salts before being released into the river.
- Hint: Think about large-scale pH adjustment.
💡 Hint: Think about large-scale pH adjustment.
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