Chemistry, 16.06.2020 22:57 little68941
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1. Lequel des composés suivants est la base conjuguée de l'ion hydrogénosulfite ?
(2 Points)
ion hydrogénosulfite (HSO )
H2S03
H2SO:
so
SO
2. Quelle masse de ko doit-on mettre dans 500 ml d'eau pour obtenir une concentration de 0
moll?
Answers: 1
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Noble gases are the most reactive elements on the periodic table. a. true b. false
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Acontrol during an experiment. might change remains constant does not exist does change
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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
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