41. Which reaction can be predicted from the activity series? a. 2H2O(aq) + 2Na(s) 2NaOH(aq) +...
IU. AS is positive for the reaction A) CaO (s) + CO2 (g) CaCO3 (S) B) N2 (g) + 3H2(g) → 2NH3 (g) C) 2503 (g) - 2802 (g) + O2 (g) D) Ag+ (aq) + Cl- (aq) → AgCl (s) E) H20 (1) + H20 (s) 11. AS is positive for the reaction A)2 Ca(s) + O2 (g) 2 Cao (s) B) 2 KClO3 (s) 2KCI(S) + 30 (g) C) HCl (8) + NH3 (8) ► NH4Cl (s) D)...
(1) _ Fe(s) + _ H20(g) Ⓡ_ Fe;0) + H () (B) __CH_(g) + _029) Ⓡ_CO2(g) + _H2O(g) (C)_KCIO, (s) ® KCI (s) + 0,(g) __CH4 (1) +_02(g) __CO2(g) + _H,0 (g) (@_CH_03 (1) + ___0,(9) ®__(9) + ___H_0 (1) (1) _NaN; (5) ®___ Na (s) + ___N. (9) (G) C,HN,O, ®_CO + N + H+O+ O, 2. Write and Balance the equations: (A) Aqueous calcium hydroxide reacts with aqueous sodium carbonate to produce solid calcium carbonate and aqueous sodium...
3. Indicate what type, or types, of reaction each of the following represents: (precipitation, acid-base, and oxidation-reduction.) (A) H,0(g)C(s)CO(g) +H(gl) (B) 2KCIO, (s)>2KCI(s) +302(g) (C) Al(OH)3(aq) +3HCl(aq)-AlCl,(aq) 3H20(1) (D) Pb(NO,)(aq) H,SO.(aq)PbSO,(s) 2HNO,(aq)
18) Which of the following is an acid-base reaction? A) Fe(s) + 2 AgNO3(aq) - 2 Ag(s) + Fe(NO3)2(aq) B) MgSO4(aq) + Ba(NO3)2(aq) -- Mg(NO3)2(aq) + Baso C) C(s) + O2(g) - CO2(g) (D) 2 HCIO 4(aq) + Ca(OH)2(aq) → 2 H2O(l) + Ca(C1O4)2 E) None of the above are acid base reactions. 1 Determine the oxidation state of P in PO 33-. A-3 B) 0 C) +6
Enter your answer in the provided box. Consider the reaction 2Na(s) + 2H2O(1) 2NaOH(aq) + H2) When 2 moles of Na react with water at 25°C and 1 atm, the volume of H2 formed is 24.5 L. Calculate the magnitude of work done in joules when 0.25 g of Na reacts with water under the same conditions. (The conversion factor is 1 L atm = 101.3 J.) J
RODOX EXAMINATION An oxidation-reduction reaction involves the (1) sharing of electrons (3) transfer of electrons (2) sharing of protons (4) transfer of protons In this reaction, CO→ 2 CO + O2 the oxidation number of carbon changes from: (1) 0 to +4 (3) +3 to 0 (2) +2 to +4 (4) +4 to +2 Which balanced equation represents a redox reaction? AgNO3 (aq) +NaCl (aq) →AgCl (s) +NaNO3 (aq) H2CO3 (aq)...
Sodium reacts with water according to the reaction: 2Na(s)+2H2O(l)→2NaOH(aq)+H2(g) Identify the oxidizing agent. a) H2O(l) b) NaOH(aq) c) Na(s) d) H2 (g)
can you please explain the answers 9. Based on the solubility rules, which one of the following compounds should be insoluble in water? A) Na2SO4 B) BaSO4 C) CuSO4 D) MgSO4 E) Rb2SO4 10. Identify the reducing agent in the following chemical reaction. Cd + NiO2 + 2H2O → Ca(OH)2 + Ni(OH)2 A) Cd B) Ni02 C) HO D) Ca(OH)2 E) Ni(OH)2 11. The oxidation number of Cl in CIO3 is A) -1 B) +7 D) +3 E) None of...
If the value of E_cell^0 is 2.10 V for the reaction F_2 (g) + 2Fe^2+ (aq) rightarrow 2Fe^3+ (aq) + 2F^- (aq), what is the value of E_cell^0 for F^+ (aq) + Fe^3+ (aq) rightarrow Fe^2+ (aq) + 1/2 F_2 (g)? a. -4.20 V b -1.05 V c. 2.10V d. 1.05 V e. -2.10 V Given. Al^3+ (aq) + 3e^- Al(s); E^0 = -1.66 V Cl_2 (g) + 2e 2Cl^- (aq); E^0 = 1.36 V What is Delta G degree...
Which of the following is incorrect for the reaction below? 6 1^- (aq) + 4 H_2O(1) + 2 MnO_4^- (aq) rightarrow 3 1_2 (aq) + 2MnO_2(s) + 8 OH^- (aq) The iodide ion serves as the reducing agent. The manganese in the MnO^-_4 ion has an oxidation state of +7. The oxygen and hydrogen atoms do not change oxidation state in this reaction. The manganese in MnO_2(s) has an oxidation state of +4. lodine has an oxidation state of +...