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Chemistry, 22.06.2019 13:00
12. calculate the hydroxide ion concentration of a solution with ph = 3.25. show all calculations leading to an answer
Answers: 3
Chemistry, 22.06.2019 14:50
Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.
Answers: 1
Chemistry, 22.06.2019 20:20
Which formula equation represents the burning of sulfur to produce sulfur dioxide? s(s) + o2(g) 4502(9) 2h2s(s) + 302(g) —> 2h20(0) + 2502(9) 4fes2+1102 —> 2fe2o3 + 8502 2802(g) + o2(9) v205 , 2503(9)
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Chemistry, 22.06.2019 23:00
Which type of intermolecular attractions holds ammonia molecules together with other ammonia molecules?
Answers: 3
Biology, 16.12.2019 11:31
Mathematics, 16.12.2019 11:31
Mathematics, 16.12.2019 11:31
Social Studies, 16.12.2019 11:31
Biology, 16.12.2019 11:31
Mathematics, 16.12.2019 11:31
Biology, 16.12.2019 11:31
Social Studies, 16.12.2019 11:31
Mathematics, 16.12.2019 11:31