Mathematics, 11.08.2021 14:00 Bbmonstr8279
trong dung dịch CH3COOH 4,3.10^-2 M, người ta xác định được nồng độ H+ bằng 8,6.10^-4 M. Hỏi có bao nhiêu phần trăm phân tử CH3COOH trong dung dịch này điện li ra ion
Answers: 1
Mathematics, 21.06.2019 19:00
The test scores of 32 students are listed below. construct a boxplot for the data set and include the values of the 5-number summary. 32 37 41 44 46 48 53 55 57 57 59 63 65 66 68 69 70 71 74 74 75 77 78 79 81 82 83 86 89 92 95 99
Answers: 1
Mathematics, 21.06.2019 19:30
Atemperature of 1.64◦f corresponds to answer in units of ◦c.
Answers: 1
Mathematics, 21.06.2019 21:10
Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem
Answers: 3
trong dung dịch CH3COOH 4,3.10^-2 M, người ta xác định được nồng độ H+ bằng 8,6.10^-4 M. Hỏi có bao...
Mathematics, 05.10.2019 15:30
Mathematics, 05.10.2019 15:30
History, 05.10.2019 15:30
Mathematics, 05.10.2019 15:30
Mathematics, 05.10.2019 15:30
Mathematics, 05.10.2019 15:30
Chemistry, 05.10.2019 15:30
Physics, 05.10.2019 15:30
Social Studies, 05.10.2019 15:30
Social Studies, 05.10.2019 15:30
English, 05.10.2019 15:30
English, 05.10.2019 15:30
Biology, 05.10.2019 15:30