Chemistry, 22.02.2021 06:30 carlydays3331
A 75.0 mL portion of a 1.30 M solution is diluted to a total volume of 258 mL. A 129 mL portion of that solution is diluted by adding 167 mL of water. What is the final concentration? Assume the volumes are additive.
Answers: 2
Chemistry, 22.06.2019 05:40
Consider the elements bromine and chlorine; which elements has a larger ionic radius ?
Answers: 1
Chemistry, 22.06.2019 06:30
Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?
Answers: 1
Chemistry, 22.06.2019 07:20
Part b: study of equilibrium on solubility: mg(oh)2(s) ⇌ mg2+(aq) + 2 oh–(aq) cloudy clear (pink) 7. a. b. 8. a. b. 9. 10. 11. 12. when adding concentrated hydrochloric acid, how did the appearance of the equilibrium mixture change? the change in appearance indicated a shift in the point of equilibrium. in which direction did the equilibrium shift? (l) left (r) right explain your answer to question 7a. you should indicate which ion was added to or removed from the equilibrium mixture. when adding edta, how did the appearance of the equilibrium mixture change? the change in appearance indicated a shift in the point of equilibrium. in which direction did the equilibrium shift? (l) left (r) right explain your answer to question 8a. you should indicate which ion was added to or removed from the equilibrium mixture. upon heating in which direction is the equilibrium shifting? upon cooling in which direction is the equilibrium shifting? is the forward reaction a. endothermic explain your answers to questions 9, 10, and 11. (l) left (r) right (l) left (r) right b. exothermic
Answers: 1
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
A 75.0 mL portion of a 1.30 M solution is diluted to a total volume of 258 mL. A 129 mL portion of t...
Chemistry, 17.07.2020 01:01
Mathematics, 17.07.2020 01:01
Mathematics, 17.07.2020 01:01
Physics, 17.07.2020 01:01
Mathematics, 17.07.2020 01:01
Mathematics, 17.07.2020 01:01
English, 17.07.2020 01:01
English, 17.07.2020 01:01