Question

e e N toidut by We belan l odheshwater th g wscely den the standardin 15 postal di lam carbonate. The titration experiment and discover it takes 365 g of N.CO.(molar mas 108 molto nutralize of HC solution. Using the balanced equation, how many moles of H e ntaired by this amount of sodium bicarbona e. What is the molarity of the HCl solution? 4 Calculate AH' for overall reaction Cous) Cos+20 ) (10 points total) Given the reaction steps: Co(s) + 0 ) Cools) SH -237.91 300(s) 0 (g) - Co Ods) AH -177.5k SHOW ALL WORK! (reaction steps must add up to overall reactions)

please solve all page with work.

Answer 1

Q) Balouced equaléon - Na₂CO3 + 2HCl 2 Nace + CO2 + H₂O b) Mass of Naz Cez = 0-3657, Mola. mess & Nalez Neruda2 of imeks = . Massên gran olos.ga gfnal S. Molar nass Neueber.ost medles of Nar(02= 0:3691 = 0.002444 med . 1os. 99 g/mol From reactée, 1.o mel of Na2CO3 Feuered to neutralize I with 20 moles of Hel then 0.00 3444 mol of Na, wa I will required to meutralize. 20 mel x_0.0034 44 mol - Tonal 30.006208 ouer of_Hello Nenuber of moles of Hel neutralized = 0.00 60 88 mol O volume of a sokcon = 30-3 mel= 32 = 0.03231 1000 Molasity of Hel soleltehen = 0.000000 nel = 0.18 molll . 0.0303L -0.18 M. Mokority of Hel = 0.18m - 4. Given reaction. C03046) 3(011) +20219), <H=? I COL))_12 CO012), CHE-237.914 3 Coow+20269) Co 304(5), Gu= - 177.5 kJ - 6 Write 2 en the reverse directê en Oned write h en la Trevesse direction and then multiply by 3

C20403) Scoo(s) + 50269), AH = +(7:5KI | 3 foto - 360(S) 36026)41=+38 237.9 KI CO304693 CoW+202 (4), 41° = 1.891:2 KI CE WWW