Chemistry, 14.07.2020 18:01 rachelbrooks764
01. A produção do metal manganês é realizada a partir de uma reação de simples troca com carvão e minério pirolusita (MnO 2 ), como representado na equação a seguir: MnO 2 + C → Mn + CO 2 Podemos afirmar que o(s) agente(s) redutor(es) dessa equação é(são): a) MnO 2 b) MnO 2 e CO 2 c) CO 2 d) C e) Mn
Answers: 1
Chemistry, 21.06.2019 22:30
Which of these sequences lists the correct order for the creation of sedimentary rock from sediment? a. deposition, burial, compaction, cementation b. burial, deposition, compaction, cementation c. compaction, deposition, burial, cementation d. cementation, deposition, burial, compaction
Answers: 1
Chemistry, 22.06.2019 05:00
In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 5.35 mol fe and 7.65 mol nio(oh) react?
Answers: 1
Chemistry, 22.06.2019 19:30
How might this scientific phenomena be explained? a paper clip floats on water.
Answers: 1
01. A produção do metal manganês é realizada a partir de uma reação de simples troca com carvão e mi...
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