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18 Nov 2019
Which species is reduced in the reaction below? Gamma (aq)+ CLO^- (aq) rightarrow IO^- (aq) + Cl^-(aq) a. I^- b. H_2O c. Cl^- d. IO^- e. ClO^- What is the oxidation number of each atom in sodium hydrogen carbonate, NaHCO_3? a. Na = + 1, H = -1, C = +6, O = -2 b. Na = +1, H = + 1, C = +4, O = -2 c. Na = + 1, H = -1, C = +2, O = -2 d. Na = -1, H = + 1, C = 0, O = -2 e. Na = 0, H = 0, C = 0, 0 = 0 Which of the following is a strong base in aqueous solution? a. HOCH_2CH_2OH b. Ca(OH)_2 c. CH_3COOH d. NH_3 e. HCIO_4 What is the smallest whole number coefficient for sodium hydroxide when the following equation is balanced? _Aa_2SO_4^+ - Al (OH)_3 rightarrow Al_2(SO_4)_3+ _ NaOH a. 1 b. 2 c. 3 d. 4 e. 6 Which equation best represents the balanced net ionic equation for the reaction that occurs when aqueous solutions lithium phosphate and magnesium nitrate are mixed? a. 3Mg^2+ (aq) + 2PO_4^3-(aq) rightarrow Mg_3(PO_4)_2(s) b. 2Li^+(aq) + Mg(NO_3)_2(aq) rightarrow 2LiNO_3(aq) + Mg^2+ (aQ) c. 3Mg^2+ (aq) + 2PO_4^3-(aq) rightarrow Mg_3(PO_4)_2(aq) d. 2Li_3PO_4) + 3Mg^2+ (aq) rightarrow Mg_3(PO_4)_2 + (Li^+)_6 (aq) e. 2Li_3PO_4(aq) + 3Mg(NO_3)(aq) rightarrow Mg_3(PO_4)_2(s) + 6LiNO_3(q)
Which species is reduced in the reaction below? Gamma (aq)+ CLO^- (aq) rightarrow IO^- (aq) + Cl^-(aq) a. I^- b. H_2O c. Cl^- d. IO^- e. ClO^- What is the oxidation number of each atom in sodium hydrogen carbonate, NaHCO_3? a. Na = + 1, H = -1, C = +6, O = -2 b. Na = +1, H = + 1, C = +4, O = -2 c. Na = + 1, H = -1, C = +2, O = -2 d. Na = -1, H = + 1, C = 0, O = -2 e. Na = 0, H = 0, C = 0, 0 = 0 Which of the following is a strong base in aqueous solution? a. HOCH_2CH_2OH b. Ca(OH)_2 c. CH_3COOH d. NH_3 e. HCIO_4 What is the smallest whole number coefficient for sodium hydroxide when the following equation is balanced? _Aa_2SO_4^+ - Al (OH)_3 rightarrow Al_2(SO_4)_3+ _ NaOH a. 1 b. 2 c. 3 d. 4 e. 6 Which equation best represents the balanced net ionic equation for the reaction that occurs when aqueous solutions lithium phosphate and magnesium nitrate are mixed? a. 3Mg^2+ (aq) + 2PO_4^3-(aq) rightarrow Mg_3(PO_4)_2(s) b. 2Li^+(aq) + Mg(NO_3)_2(aq) rightarrow 2LiNO_3(aq) + Mg^2+ (aQ) c. 3Mg^2+ (aq) + 2PO_4^3-(aq) rightarrow Mg_3(PO_4)_2(aq) d. 2Li_3PO_4) + 3Mg^2+ (aq) rightarrow Mg_3(PO_4)_2 + (Li^+)_6 (aq) e. 2Li_3PO_4(aq) + 3Mg(NO_3)(aq) rightarrow Mg_3(PO_4)_2(s) + 6LiNO_3(q)
Tod ThielLv2
7 Feb 2019