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Chemistry, 22.06.2019 06:30
The minerals found in bones are deposited by living cells called
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Chemistry, 22.06.2019 11:50
Calculate the molarity of each of the following solutions. part a) 0.12 mol of lino3 in 5.5 l of solution part b) 60.7 g c2h6o in 2.48 l of solution part c) 14.2 mg ki in 100 ml of solution
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Chemistry, 23.06.2019 14:00
What mass of iron must be in a hot pack to provide -335kj of heat when the iron reacts with oxygen and is converted to iron (111) oxide according to the following thermochemical equation? 2fe(s) + 1.5o2(g)โ> fe2o3(s) delta h= -824.2kj/mol
Answers: 1
Jim collects a sample of beach sand during a class trip. After a close inspection of the sample he c...
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