Chemistry, 31.07.2020 02:01 Saberabuomar2007
Consider the redox reaction below. Upper Z n (s) plus 2 upper H upper C l (a q) right arrow upper Z n upper C l subscript 2 (a q) plus upper H subscript 2 (g 0). Which half reaction correctly describes the oxidation that is taking place? Upper Z n superscript 2 plus (s) plus 2 e superscript minus (a q) right arrow upper Z n (s). Upper Z n (s) right arrow upper Z n superscript 2 plus (a q) plus 2 e superscript minus. 2 upper H superscript plus, plus 2 e superscript minus right arrow upper H subscript 2. Upper H subscript 2 plus 2 e superscript minus right arrow 2 upper H superscript plus.
Answers: 1
Chemistry, 22.06.2019 08:00
Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.
Answers: 2
Chemistry, 22.06.2019 11:00
Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.
Answers: 1
Consider the redox reaction below. Upper Z n (s) plus 2 upper H upper C l (a q) right arrow upper Z...
Mathematics, 27.08.2019 04:30
English, 27.08.2019 04:30
Mathematics, 27.08.2019 04:30
Mathematics, 27.08.2019 04:30
Physics, 27.08.2019 04:30
Social Studies, 27.08.2019 04:30
English, 27.08.2019 04:30
Mathematics, 27.08.2019 04:30
Mathematics, 27.08.2019 04:30
Mathematics, 27.08.2019 04:30
Mathematics, 27.08.2019 04:30