Everyday chemistry: Soda water contains which dissolved gas under pressure? Focus on the fizzy constituent responsible for effervescence and tangy taste. Choose the correct gas.
General Knowledge
General Science
Difficulty: Easy
Choose an option
-
ACarbon dioxide
-
BOxygen
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CHydrogen
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DNitrogen
Answer
Correct Answer: Carbon dioxide
Explanation
What is being asked?The gas dissolved in soda water that produces bubbles and mild acidity.
Given data
- Product: Soda water / carbonated water
Concept/ApproachSoda water is water into which CO2 is dissolved under pressure, forming carbonic acid (H2CO3) responsible for its tang.
Final AnswerCarbon dioxide