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Chemistry, 21.06.2019 12:40
Numbers with a end value of 4 or lower are rounded up, while with an end value of 5 or higher are rounded down. true or false?
Answers: 1
Chemistry, 22.06.2019 16:30
Ammonium perchlorate nh4clo4 is the solid rocket fuel used by the u.s. space shuttle. it reacts with itself to produce nitrogen gas n2 , chlorine gas cl2 , oxygen gas o2 , water h2o , and a great deal of energy. what mass of nitrogen gas is produced by the reaction of 2.1g of ammonium perchlorate?
Answers: 2
Chemistry, 23.06.2019 02:50
Select the correct location on the image identify the element that humans need to breathe. 2015 er r ights reserved
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Chemistry, 23.06.2019 19:00
Explain how scientific advancements have lessened the effects of hazardous events on society.
Answers: 1
The complete orbital notation diagram of an atom is shown
Based on the diagram, what values can be...
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