Question

gnment Score: 200/1800 Resources Give Up? Feedback Resume estion 3 of 18 > Attempt Z Vrite the balanced net ionic equation for the reactions that occur when the given aqueous solutions are mixed. Include the hysical states. , copper(II) sulfate, CuSO, and potassium hydroxide, KOH 47 CuOH+ KSO t ionic equation: CuSO4 + KOH lithium carbonate, Li,CO3, and aluminum nitrate, Al(NO3)3 6LINO3 + Al,(CO,) tionic equation: 3Li2CO3 + 2A1(NO,) odium phosphate, Na,PO4, and barium chloride, BaCl, help contact us terms of use privacy poliey 10:52 about us careers ENG 10/29

Answer 1

Suestion-3 () The chemi cal reaetion eguation ot Cus04 and koH Ia- Cusono Cu (oH),6)+ K2 s04 ) Balancig Cu Soafe 2 kon Ca (oH),8 K,504() The net ionie ruaction eguation i a eauation that ints only he Apecies (owi) pastieipati the ehemieal reaction equabion, n tha eaekion A, e orite the Compounds (aa) in their Correspondingdi^ociated ioni in aueow solutiom here Solid eompounds eannot be disso ioted into Yows This, 20H (as) C (as)t CuloH)2(2ka s04 (a) 24 Cu Cas Cu (oH), (s)net ionie ea 2OH a) 2 Aimilol, halanes euation. is - 3 Li,co la 2A(N05)3= Ale0s)2a)+6Li No3 dimociating tham into eorrespondinj lo in agdueow olution, we aet

3Y 2 t There a mo exiatenee for the seaetion of Lizco3 and Al (No3)3 both Aubstan ees exiats in aqueow solution Correrponding dioiated ions, but no reaetion oc s belween them. So, no net lonie eauation obtains 2Na3 POA (aa)38ada)=Bag(P)6Na Cla 3- 24 21 3 Ba aa) t 2PO a Ba3 (P04)2 (). t i the net iowie egn

uRAtion-5 42) 2A4 2nl 2. Ag n redueion oxidation A i nedueed and Zn A oxidized duing the Steaetion. Beeause The oxidation no. of A in Aal +1) ehang88 to o)in oxid no i agettina deereasd The oxidation no of Zn ,zo ehangr to (4 2) . in Zndl oxida mo i^ zetin in ereazed. (-3) ANH 3 0, (-2) > 2 N2 t 6H20 NH3 and o2 are moleeula APectes Oxidation odiuction The oxid no, f'N 3) ehangato (o) In N oxida no, is getting ineruased So, NH ets oxidized The Nitrogen element geti oxidized- The oidy no. f 0atomno = (O) chang to (2) In H20 Oxidmo. getindeereased S, O2 geta redueed. The oxjgen element gets naduead

guestion 6 2Kellaa) - Pbel(s) t 2kNo3a Pb(ND3)2 aa) When Pb(No3), a Solution iñ mixed with Kd aq Solution , Pbel Arts Preeiritating out as solid S0, Lt i Preeipitation eaetion CHAla) 302 ) han C2H A aaets wih 0, it jives e^2and H20 >2002()2M20( of in ctA 2 changs f e n et4 eHa undergoing oxidation eachion o ehange to The oxidation mo. to the oxdation no. tha oxidaion no 2-2 02 undoraoing Reduetion uaction So, it rodox reactton +2 +2 CuCl, (as) Fe ) Fedl, aa Here, The oxidation no of eu o' Changes to to (2) in euel2- The oxidation no, of Fe in Fe el, = (+ 2) ehargas to o' in Fe it iA oxidation It ia roduetion.

So, t rodox eaeon iv) 2KOH(aa)HS0a(a)K504 (aa)t 2H20(1) KoHiA a on aase and H2504 Arong aeid. and aet with each othar to K2504 alt and H,o. ive aeid-base neubraization So, 1t A

acida disoeiate eompletely into their ions strong in water hore eak aeid nCompletety dimo elate into oreapong lows n water acids Weak acds Strong НзРОд, НЕ HI, HNO3, H2504 Note-Por acid HA disoeiaina in wate HA Ht as3 ,t A The eguilibrium dioeiahon eotant Ka Ht. [A Ка. tohera Ht],LA1,HAJ are Ahe equilibrium coneentratiows H, AHA orpeetively CH AJ wea acids ka value is verg lov^. It ia For ed often lower than L.(Ka< 1) For Strongacidk Ka Value is verg higkl more than 1), That is why Ka values asre Considorod fom Abrong adids Highur Ka value hignifies that tha eauiliium ia more shifted towords R. H.S. iteratwre Suvey lens than vaues itis triprotie acid) 4 Ka 6.6 x 16 three Ka K2 6x 18 For HF for Нз Род» K x103 13 K3 2 X 10