Mini-Quiz: Uses for Nitrogen

1. Why would nitrogen prevent food from spoiling?

   It eliminates the oxygen that causes much of the spoilage processThat is correct. You know about uses of nitrogen. Nitrogen absorbs into the food, preventing spoilage but making it taste badSorry, not correct. Try another button. Nitrogen actually causes the food to spoil, but keeps the color the sameGood try, but not right. Select another answer.

2. What are two uses for nitric acid?

   To make ammonia and ureaSorry, not correct. Try another button. To make fertilizer and explosivesCorrect. You are improving! There are no known used for nitric acidOops! Wrong answer. Re-read the question and try again.

3. What is a major advantage of liquid nitrogen over dry ice?

   It doesn't turn into CO2, which is highly inflammableOops! Wrong answer. Re-read the question and try again. It can be stored at room temperatureGood try, but not right. Select another answer. It is a liquid that can be stored easier than a solid materialThat is correct. You know about uses of nitrogen.

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