Chemistry, 29.01.2020 23:44, lovelife132015
Anasa satellite showed that in 2009 the ozone hole over antarctica had a maximum surface area of 24.1 million square kilometers. the largest ozone hole on record occurred in 2006 and had a surface area of 29.6 million square kilometers. calculate the difference in diameter (in meters) between the ozone hole in 2009 and 2006.
Answers: 1
Chemistry, 21.06.2019 23:30, jescanarias22
What’s the scientific notation for the number 6,840,000,000
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Chemistry, 22.06.2019 12:30, AnastasiaJauregui
Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together
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Chemistry, 22.06.2019 19:30, youngdelvin123
Acetylene gas c2h2 undergoes combustion to produce carbon dioxide and water vapor how many grams of water are produced by the same amount of c2h2?
Answers: 2
Anasa satellite showed that in 2009 the ozone hole over antarctica had a maximum surface area of 24....
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