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| Q. |
Which of the following gases is present under pressure in soft drinks? |
| A. | Oxygen |
| B. | Nitrogen |
| C. | Carbon dioxide |
| D. | Nitrous oxide |
| Answer» C. Carbon dioxide | |
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Explanation: Carbon dioxide is present under pressure in soft drinks. Carbon dioxide adds that special sparkle and bite to the beverage and also acts as a mild preservative. Carbon dioxide is an uniquely suitable was for soft drinks because it is inert, non-toxic, and relatively inexpensive and easy to liquefy. |
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