Chemistry, 29.08.2019 18:00, lhmsokol56
Calculate the percent ionization of nitrous acid in a solution that is 0.222 m in nitrous acid (hno3) and 0.278 m in potassium nitrite (kno2). the acid dissociation constant of nitrous acid is 4.50 x 10-4 a) 55.6 b) 0.162 c) 15.5 d) 2.78 * 10-3
Answers: 1
Chemistry, 21.06.2019 22:30, bartfrank447
Joseph has hypothesized that sound travels in waves. if he were following the scientific method, what should he do next? a. ask a question. b. test the hypothesis. c. study the results. d. tell other scientists about his hypothesis.
Answers: 1
Chemistry, 22.06.2019 10:30, mv603177
Rocks, as they are compressed, begin forming mountains above the earth's surface when two continental plates converge. the continental crust increases in depth as the mountains grow above. the himalayan mountains formed at a convergent plate boundary in this manner. the rocks are smashed together causing them to due to the intense heat and pressure from the colliding plates and eventually forming rock. a) melt; igneous b) layer; sedimentary c) recrystallize; metamorphic d) melt into the earth's interior; metamorphic
Answers: 1
Chemistry, 22.06.2019 18:00, ambarpena14
An object displaces 652 ml of water. the volume of the object is: 0.652 cm³ 6.52 cm³ 65.2 cm³ 652 cm³
Answers: 2
Calculate the percent ionization of nitrous acid in a solution that is 0.222 m in nitrous acid (hno3...
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