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11 Nov 2019
How many Ht ions can the acid CH3CO2H donate per molecule? 15) A) 3 D) 0 19yIdentify the polyprotic acid. 19) A) NaOH B) HCI Q Ba(OH2 D) H2SO4 20) What is the molarity of a NaOH solution if 28.2 mL of a 0.112 M H2S04 solution is required to20) neutralize a 25.0-mL sample of the NaOH solution? C0.253 A) 0.199 D) 0.0993 E) 0.126 B) 39.5 21) A) 2 HCIO4(aq) + CalOH)2(aq) â 2 H200+ Ca(CIOgn(aq) B) MgSO4 (aq) + Pb(NO3)2(ag) â Mg(NOg)2(ag) + PSOg(s) C) Fe(s) + 2 AgNO3(aq) â 2 Ag(s) + Fe(NO3)2 (aq) D) C(s)+026) CO28) E) None of the above is an acid-base reaction. 22) 22) Which of the following is a gas-evolution reaction? A) KCI(ag) + NaNO3(aq) â KNO3(aq) + Naa(s) B) 2 C2H6ã®+ 702(g) â 4CO2(g) + 6 H2O(g) C) NH4Briag) + KOH(aq) â KBr(aq) + NH3(g) + H20() D) 2 H2(g) + O2(g) â 2 H2O(g) E) None of the above is a gas-evolution reaction. 23) at is the oxidation number of the sulfur atom in SO42-? B) +6 o2 24) Determine the oxidation state of nitrogen in NaN E)-3 B) +3 D) +2 A) +5 rmine the oxidation state of S in Ca SO4 +1 D)-3 E)-4 of the following is an oxidation-reduction reaction? A) Nal(aq) + AgNO3(aq) â Agl(s) + NaNO3(aq) B) HBr(aq) + NaOH(aq) â NaBr(aq) + H20() C) Pb(C2H3O2)2 (aq) + 2 LiBr(aq) â PbBF2 (s) + 2 LiC2H3O2(aq) D) Ba(s) + 2 HCl(aq) â BaCl2(aq) + H2(g) E) All of the above are oxidation-reduction reactions. 26)
How many Ht ions can the acid CH3CO2H donate per molecule? 15) A) 3 D) 0 19yIdentify the polyprotic acid. 19) A) NaOH B) HCI Q Ba(OH2 D) H2SO4 20) What is the molarity of a NaOH solution if 28.2 mL of a 0.112 M H2S04 solution is required to20) neutralize a 25.0-mL sample of the NaOH solution? C0.253 A) 0.199 D) 0.0993 E) 0.126 B) 39.5 21) A) 2 HCIO4(aq) + CalOH)2(aq) â 2 H200+ Ca(CIOgn(aq) B) MgSO4 (aq) + Pb(NO3)2(ag) â Mg(NOg)2(ag) + PSOg(s) C) Fe(s) + 2 AgNO3(aq) â 2 Ag(s) + Fe(NO3)2 (aq) D) C(s)+026) CO28) E) None of the above is an acid-base reaction. 22) 22) Which of the following is a gas-evolution reaction? A) KCI(ag) + NaNO3(aq) â KNO3(aq) + Naa(s) B) 2 C2H6ã®+ 702(g) â 4CO2(g) + 6 H2O(g) C) NH4Briag) + KOH(aq) â KBr(aq) + NH3(g) + H20() D) 2 H2(g) + O2(g) â 2 H2O(g) E) None of the above is a gas-evolution reaction. 23) at is the oxidation number of the sulfur atom in SO42-? B) +6 o2 24) Determine the oxidation state of nitrogen in NaN E)-3 B) +3 D) +2 A) +5 rmine the oxidation state of S in Ca SO4 +1 D)-3 E)-4 of the following is an oxidation-reduction reaction? A) Nal(aq) + AgNO3(aq) â Agl(s) + NaNO3(aq) B) HBr(aq) + NaOH(aq) â NaBr(aq) + H20() C) Pb(C2H3O2)2 (aq) + 2 LiBr(aq) â PbBF2 (s) + 2 LiC2H3O2(aq) D) Ba(s) + 2 HCl(aq) â BaCl2(aq) + H2(g) E) All of the above are oxidation-reduction reactions. 26)
Lelia LubowitzLv2
12 Aug 2019