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Chemistry, 21.06.2019 23:00
50 pts plz what is the physical state of matter of baking soda.
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Chemistry, 22.06.2019 10:30
Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2
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Chemistry, 22.06.2019 11:40
Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.
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The star Okudah has an apparent magnitude of 0.1 and is located about
250 parsecs away from Earth...
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