Chemistry, 11.06.2020 19:57 sukiyoshi10
Admita uma solução aquosa saturada de HCℓ com concentração percentual mássica de 36,5% e densidade igual a 1g/mL. Calcule a concentração molar dessa solução, expressa em mol/L.
Answers: 3
Chemistry, 22.06.2019 12:40
Quiz1. which physical state of nitrogen has the highest entropy? a solid© b gasoc liquid
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Chemistry, 22.06.2019 13:00
16. why must the number of electrons lost equal the number of electrons gained in every redox reaction? use 3 – 4 sentences in your own words to address this question. 18. what type of radiation is emitted when chromium-51 decays into manganese-51? show the nuclear equation that leads you to this answer. 19. a radioactive nucleus alpha decays to yield a sodium-24 nucleus in 14.8 hours. what was the identity of the original nucleus? show the nuclear equation that leads you to this answer.
Answers: 2
Chemistry, 22.06.2019 14:30
How can carbon move from "land" to bodies of water? describe the way human impact has lead to increased levels of co2 in the atmosphere.
Answers: 2
Admita uma solução aquosa saturada de HCℓ com concentração percentual mássica de 36,5% e densidade i...
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