Amixture of aluminum and iron weighing 9.62 g reacts with hydrogen chloride in aqueous solution according to the parallel reactions 2 al + 6 hcl -> 2 alcl3 + 3 h2 fe + 2 hcl -> fecl2 + h2 a 0.738 g quantity of hydrogen is evolved when the metals react completely. calculate the mass of iron in the original mixture. suppose that in the previous reaction i also get 15.95 g alcl3. what is the percent yield of alcl3?
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Chemistry, 22.06.2019 02:30
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.
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Chemistry, 22.06.2019 16:10
Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2b⇌c at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.
Answers: 1
Chemistry, 23.06.2019 01:30
Ariver current has a velocity of 5km/h relative to the shore, and a boat moves in the same direction as the current at 5 km/h relative to the river. how can the velocity of the boat relative to the shore be calculated?
Answers: 1
Amixture of aluminum and iron weighing 9.62 g reacts with hydrogen chloride in aqueous solution acco...
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