Chemistry, 02.12.2020 17:00 naomichristiancn
Pentru prepararea propenei se trataeaza alcoolul izopropilic, la cald cu 100g solutie de acid sulfuric 98%.Raportul de masa intre cantitatea initiala de apa si cea finala este de 1:28.Cantitatea de izopropanol supusa deshidratarii si concentratia acidului sulfuric la sfarsitul reactiei sunt: A:180g, 60% B:180g, 63,63% C:360g, 63,63% D:180kg, 63,63% E:173,33g, 63,63% Raspuns corect:B
Answers: 1
Another question on Chemistry
Chemistry, 21.06.2019 14:50
Your roll: experienced electron speech is adressed to: a new "freshman class" of electrons job: write a speech task: you are to pretend that you are giving a speech to a new group of electrons. be sure to mention their placement in an atom, their charge, and their role in chemical bonding (ionic and covalent) be specific!
Answers: 3
Chemistry, 22.06.2019 00:30
This element exists in adundance in the sun.explain how you would go about capturing sunlight.would this captured sunlight contain any of the element?
Answers: 1
Chemistry, 22.06.2019 11:40
Consider this equilibrium: n29) + o2(g) + 2no(c).nitrogen gas and oxygen gas react when placed in a closed container. as the reaction proceeds towards equilibrium, what happens to the rate of thereverse reaction?
Answers: 1
Chemistry, 23.06.2019 00:50
What is the enthalpy of combustion (per mole) of c4h10 (g)? –2,657.5 kj/mol –5315.0 kj/mol –509.7 kj/mol –254.8 kj/mol
Answers: 1
You know the right answer?
Pentru prepararea propenei se trataeaza alcoolul izopropilic, la cald cu 100g solutie de acid sulfur...
Questions
History, 03.03.2021 08:20
Mathematics, 03.03.2021 08:20
Chemistry, 03.03.2021 08:20
History, 03.03.2021 08:20
Mathematics, 03.03.2021 08:20
English, 03.03.2021 08:30
Mathematics, 03.03.2021 08:30
