Answers: 3
Chemistry, 22.06.2019 20:00
Phosphoric acid is a triprotic acid ( =6.9×10−3 , =6.2×10−8 , and =4.8×10−13 ). to find the ph of a buffer composed of h2po−4(aq) and hpo2−4(aq) , which p value should be used in the henderson–hasselbalch equation? p k a1 = 2.16 p k a2 = 7.21 p k a3 = 12.32 calculate the ph of a buffer solution obtained by dissolving 18.0 18.0 g of kh2po4(s) kh 2 po 4 ( s ) and 33.0 33.0 g of na2hpo4(s) na 2 hpo 4 ( s ) in water and then diluting to 1.00 l.
Answers: 3
Chemistry, 22.06.2019 20:30
From the choices provided below, list the reagent(s) in order that will react with cyclopentanone to form the compound shown below.
Answers: 2
Chemistry, 23.06.2019 01:00
Substance 33°f 100°f peanut oil solid liquid margarine solid liquid chocolate chips solid liquid which conclusion fits the data in the table? a. heat chemically changes chocolate and margarine. b. all solids become liquid at 100°f. c. removing heat from a substance it to melt. d. matter may change shape when it is heated.
Answers: 1
Chemistry, 23.06.2019 06:30
Generally, observed behavior that can be formulated into a statement, sometimes mathematical in nature, is called a(n): a. observation. b. measurement. c. theory. d. natural law. e. experiment.
Answers: 2
What Chemicals including in Cosmetic?...
Health, 09.09.2021 06:30
Chemistry, 09.09.2021 06:30
Mathematics, 09.09.2021 06:30
Social Studies, 09.09.2021 06:30
Mathematics, 09.09.2021 06:30
Social Studies, 09.09.2021 06:30
Chemistry, 09.09.2021 06:30
Mathematics, 09.09.2021 06:30
Mathematics, 09.09.2021 06:30
Biology, 09.09.2021 06:30
Mathematics, 09.09.2021 06:30
Chemistry, 09.09.2021 06:30
Mathematics, 09.09.2021 06:30