PartA What is Iho balancod chemkalequaton tor the roacton used e cokuato AF; SrCOs(e)? i ucieral coeficienta aa sgurad ee then ai a fncien fie 19, Indcte lhe pliyatal sanes ti rg the ctee tkan a, er gi er sck, liquid a aa nspuivte wihout nakatng a loroces. Use (aqi tor oquecuE solton. Expresa your unawer as u chemical equulion. View Avuluble Hia | ΛΕφ| Sutmil

PartA What is Iho balancod chemkalequaton tor the roacton used e cokuato AF; SrCOs(e)? i ucieral coeficienta aa sgurad ee then ai a fncien fie 19, Indcte lhe pliyatal sanes ti rg the ctee tkan a, er gi er sck, liquid a aa nspuivte wihout nakatng a loroces. Use (aqi tor oquecuE solton. Expresa your unawer as u chemical equulion. View Avuluble Hia | ΛΕφ| Sutmil

Chemistry: An Atoms First Approach

2nd Edition

ISBN:9781305079243

Author:Steven S. Zumdahl, Susan A. Zumdahl

Publisher:Steven S. Zumdahl, Susan A. Zumdahl

Chapter17: Electrochemistry

Section: Chapter Questions

Problem 18RORR: The Ostwald process for the commercial production of nitric acid involves the following three steps:...

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The Ostwald process for the commercial production of nitric acid involves the following three steps: 4NH3(g)+5O2(g)4NO(g)+6H2O(g) 2NO(g)+O2(g)2NO2(g) 3NO2(g)+H2O(l)2HNO3,(aq)+NO(g) a. Which reactions in the Ostwald process are oxidationreduction reactions? b. Identify each oxidizing agent and reducing agent.
Consider the following galvanic cell: a. Label the reducing agent and the oxidizing agent, and describe the direction of the electron flow. b. Determine the standard cell potential. c. Which electrode increases in mass as the reaction proceeds, and which electrode decreases in mass?
An aq sol of a h , leclysoe hsa feeing pointof20 C. TThe solution contains L14 sole dialved ie O Wisthe mel of the sl amel thw t Ty Aner wr
Riedick the pr ducts/ifany that will be fomes bu Me gE no reachion dccurs, yeachion below woite R azter the geaction arrow 1+ AlCs) -y e praducts/if nay) d by-the neachion belain E no reachion Occurs , Warit Bredict the that will be forme Nh arter the renchion arrow reachin Colalag)t Mals)- t ー7 Bodict the products (if any) that will be forimed be the genchion below. na reachon Dccurs, write NR the reachin arrow axter PtClala9)+Mn(s)
Hw () Detevmine the molavity f ench of the folloring a 1.5 mol. kcl in 1.SL Solution of solu n. 0.5 gm f Hz Sou in L 20 gm of AI( No3)s in Soo ml , sdu4io- a 2.25 kg of Cusoy in 1.45 LoF solution O o.006 mol. of Brzin To mL of Solic O. 0 0075 gm of C,HS Noz inl.osmL of solut ion Hint '. The at omic numbere used in the above Problem are O = 16 H= 1 Cu: 29 Br: 35 K= 19 C1-呼 S: 16 Al 13 N = 7
73 Al ihe school ey decided to adt sodum carbonae (NaCOJ tohe sampled wster in the school tankin order to restore he sttavalue close to The balanced equartion for the reaction is Na,Co.e) + 2HC (ag - 2Nac (ag • H0()• co; (al 731 Calcuate the mass of sodum cartonate (Na,CO.) required to neutralize each 1 dm' of the sample water 732 Ater the neutralization. the water tasted saty. Give a reason for the saly taste of the water Refer to the equation above.
One method of de ter minin) the concentration of hydrosen peroxide CH 202) ina slution s thraush ttration FEtea with The net ibnic equatich for this i odine jon. reaction 1 H 202 +21- t 2H t-712+2H20 A 50.00mL sample ofa hy oogen peroxide solution is found to react completely with 37. 12mL ok a 0. 1500 M Fl solotion.whetis the concentration? C) 0- 22 2フ d.J 0.404)M b)SS68 x10- 2M )カ-i114M C) 0.1010M
8.25 g of o samplo of iron ora iron (m) oxido, Fo0:] wore dissolvod in concentratod hydrochlorC acid and the solution diutod to 250 ml 25.0 ml of this solution was roduced to form a solution of iron() ions. This solution of iron (1) ions roquired 264 mi of a00200 M potassium dichromato(vi) solution for completo oxidation back to iron(i) ions. The mass parcontogo of the ron in the ora is x(Fo=55.845 g/mal). CrO+6Fo+14H 2Cr+ GFe"+7H;0 Experiment 3: Neutrolization Titration if an unknown samplo of HPO was titratod with a10 M standard solution of NaOH using phonoiphthaloin indicator. O0 mt of NOOH was noodod to roach the ond point. Tha mass of HyPO4 in this sample is 98.0 g/mol) g (Molor moss of HyPOA
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E 50 um? of 6-2 moldni3 Solution Na, (o3 was dileted usith distilled weeter to obtain f 250 cm3 Sorlution, what world be the Con ien trei blum f Sbuution? the resulbing of
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