Chemistry, 10.12.2021 04:30, jadejordan8888
Iron is produced by the reaction of hematite (Fe2O3) with carbon:
2FE2O3(s)+3C(gr)--4Fe(s)+3CO2(g)
How many grams of CO2 is formed from 37.31 g of hematite?
Answers: 2
Chemistry, 22.06.2019 02:30, caeyanij
When svante arrhenius first proposed his acid-base theory, he was a doctoral candidate. his professors thought his ideas were unfounded. within a decade, the arrhenius theory of acid-base was widely accepted and praised within the scientific world. arrhenius defined acids as compounds having ionizable hydrogen and bases as compounds with ionizable a) barium. b) hydronium. c) hydroxide. d) oxygen.
Answers: 3
Chemistry, 22.06.2019 16:00, matt16913
Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules
Answers: 1
Chemistry, 23.06.2019 00:00, chloe8979
#7 how does the structure of amino acids allow them to form a polypeptide? each amino acid has an amino group and a carboxyl group. each amino acid has a hydrogen atom and a carboxyl group. each amino acid has a carboxyl group and an r group. each amino acid has an r group and a hydrogen atom.
Answers: 1
Iron is produced by the reaction of hematite (Fe2O3) with carbon:
2FE2O3(s)+3C(gr)--4Fe(s)+3CO2(g...
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