Le sérum physiologique est principalement utilisé comme désinfectant. Il s'agit d'une solution aqueuse de chlorure de sodium (sel de cuisine). Les stocks étant pratiquement vide, un laboratoire fait appel à vous pour les aider à en fabriquer. Quelle est le solute et quelle est le solvant
Answers: 1
Chemistry, 22.06.2019 07:30
The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
Answers: 3
Chemistry, 22.06.2019 10:30
Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive
Answers: 2
Chemistry, 22.06.2019 13:50
What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.
Answers: 2
Chemistry, 22.06.2019 17:00
How can a give a full method for the experiment of separating sand from water by filtration? 1-materials 2-steps 3-conclusion also for water and salt separated by the evaporation or distillation process
Answers: 1
Le sérum physiologique est principalement utilisé comme désinfectant. Il s'agit d'une solution aqueu...
Mathematics, 04.03.2020 07:26
Mathematics, 04.03.2020 07:26
Chemistry, 04.03.2020 07:27
Mathematics, 04.03.2020 07:27
Mathematics, 04.03.2020 07:46
English, 04.03.2020 07:46
Mathematics, 04.03.2020 07:47
Mathematics, 04.03.2020 07:47