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A 3.1 -mol sample of KCIO_3 was decomposed according to the equation 2KCIO_3(s) rightarrow 2KCl(s) +...
Consider the following redox reaction: Al(s) + Fe_2O_3 rightarrow Al_2O_3(s) + Fe(l) a. Determine the mass...
Consider the following redox reaction: Al(s) + Fe_2O_3 rightarrow Al_2O_3(s) + Fe(l) a. Determine the mass of Fe(l) that is produced when 500.0 g of aluminum reacts with an excess of iron (III) oxide b. Determine the mass of Fe(l) that is produced when 500.0 g of iron (III) oxide reacts with an excess of aluminum c. If 500.0 g Fe_2O_3 is allowed to react with 500.0 g Al, what is the limiting reactant? d. What is the theoretical yield...
Which of the following is so oxidation-reduction reaction? A) Cu (s) + 2AgNO_3(aq) rightarrow 2Ag (s)...
Which of the following is so oxidation-reduction reaction? A) Cu (s) + 2AgNO_3(aq) rightarrow 2Ag (s) + Cu(NO_3)_2 (aq) B) HCl(aq) + NaOH(aq) rightarrow H_2O (l) + NaCl(aq) C) AgNO_3(aq) + HCl (aq) rightarrow AgCl (s) + N\HNO_3(aq) E) H_2CO_3(aQ) + Ca(NO_3)_2 (aq) rightarrow 2HNO_3(aq) + CaCO_3(s) How many moles of K^+ are present in 343 mL of a 1.27 M solution of K_3PO_4? A) 0.436 B) 1.31 C) 0.145 D) 3.70 E) 11.1 What is the concentration (M) of...
Question9 Write the Nernst equation of the following cells at 298 K: (i) Mg(s) | Mg210.001...
Question9 Write the Nernst equation of the following cells at 298 K: (i) Mg(s) | Mg210.001 M) Il Cu2+(0.0001 M) I Cu(s) (ii) F e(s) l Fe,"(0.001 M) İl H+(1 M)1Hz(g)( l bar) I Pt(s) (İİİ) Sn(s) | Sn2+(0.050 M) Il H+(0.020 M) I H2(g) (1 bar) | Pt(s) (iv) Pt(s) | Br(ol Br-(0.010 M) Il H'(0.030 M) I H2(g) ( l bar) I Pt(s). Question 10 In the button cells widely used in watches and other devices the following...
10) Cis-platin is a chlorine-containing chemotherapy agent with the formula Pt(NH3)2Cl. What is the mass of...
10) Cis-platin is a chlorine-containing chemotherapy agent with the formula Pt(NH3)2Cl. What is the mass of one mole of cis-platin? A) 488.91 g/mol B) 300.06 g/mol C) 492.37 g/mol D) 283.02 g/mol E) 286.05 g/mol 17) The chemical equation below is not balanced. What is the coefficient of iron when the equation is balanced with smallest whole number coefficients? E) 4 D) 1 Fe(s) + O2(8) - Fe2O3(3) A) 8 B) 2 C) 3 18) When solutions of sodium sulfide...
If the value of E_cell^0 is 2.10 V for the reaction F_2 (g) + 2Fe^2+ (aq)...
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...
10) 16) Cis-platin is a chlorine-containing chemotherapy agent with the formula Pt(NH3)2Cl2. What is the mass...
10) 16) Cis-platin is a chlorine-containing chemotherapy agent with the formula Pt(NH3)2Cl2. What is the mass of one mole of cis-platin? A) 488.91 g/mol B) 300.06 g/mol C) 492.37 g/mol D) 283.02 g/mol E) 286.05 g/mol 17) 17) The chemical equation below is not balanced. What is the coefficient of iron when the equation is balanced with smallest whole number coefficients? Fe(s) + O2(8) - Fe2O3(3) A) 8 B) 2 E) 4 D) 1 C) 3 18) 18) When solutions...
could someone please answer and explain the questions please!! #’s 7,8,9,13,14,17,18,19,20 please and thank you What...
could someone please answer and explain the questions please!!
#’s 7,8,9,13,14,17,18,19,20
please and thank you
What is the oxidation number for the underlined manganese (A)1 (B)2 (C)4(D)(E)7 When balancing the below half-reaction in 8. Which of the following is true concerning a 1. vanic cc A) Oxidation occurs at the cathode and is (B) Oxidation occurs at the anode and is where anions move towards 2. acidic sol electrons are added to ution, where anions move towards side of.the.cquation. where...
please help, thanks! 7. What is the correct cell notation for the reaction below? Cd(aq)+Ni(s)-Cd(s)+ Ni(aq)...
please help, thanks!
7. What is the correct cell notation for the reaction below? Cd(aq)+Ni(s)-Cd(s)+ Ni(aq) a. Cd Cd| Ni | Ni d. Ni Cd I N | Ca b. Cd CdNi | Ni e. Cd |Cd Ni Ni 8. Calculate AS for the dissociation of dinitrogen tetraoxi de at 25°C NOdg) 2NO:(g) AG, J/mol)AH, J/mol) Substance NO) NOdg) +33.2 +51.3 +97.9 +9.2 d. +0.076 kJ K a.-2.10 kJ/K e +2.10kJ/K b. -0.550 kJ/K c.-0.208 kJ/K 9. Use the standard...
answer all please Walan 6 Iron metal reacts with chlorine gas according to the equation: 2Fe(s)...
answer all please
Walan 6 Iron metal reacts with chlorine gas according to the equation: 2Fe(s) + 3Cl2(g) 2FeCl(s) T135.0 g each of iron and chlorine react, how much FeCl, will be formed? A 102 g B 155 g 53.48 D. 80.08 E 68.0 8 7. In the process of obtaining lead from Pbs, or galena the galena is "roasted" (heated in the presence of oxygen), so that the following reaction occurs: 2PbS(s) + 30,(g) 2PO(S) + 2SOxg) IF 50.0...
1. Calculate the number of moles in each sample. a. 15.7 g CCl b. 1.8 x...
1. Calculate the number of moles in each sample. a. 15.7 g CCl b. 1.8 x 1021 formula units of NaC 2. Calculate the number of grams in each sample 1.23 mol magnesium bromide 7.310 x 1025 molecules of H202 a. b. 3. Calculate the mass percent of H in each of the following compounds. C2H2 C2HsCI a. b. 4. Calculate the empirical formula of each of the following Methy butyrate: 58.80 % C, 9.87 % H, 31.33 % O...
Consider the following redox reaction: Al(s) + Fe_2O_3 rightarrow Al_2O_3(s) + Fe(l) a. Determine the mass of Fe(l) that is produced when 500.0 g of aluminum reacts with an excess of iron (III) oxide b. Determine the mass of Fe(l) that is produced when 500.0 g of iron (III) oxide reacts with an excess of aluminum c. If 500.0 g Fe_2O_3 is allowed to react with 500.0 g Al, what is the limiting reactant? d. What is the theoretical yield...
Which of the following is so oxidation-reduction reaction? A) Cu (s) + 2AgNO_3(aq) rightarrow 2Ag (s) + Cu(NO_3)_2 (aq) B) HCl(aq) + NaOH(aq) rightarrow H_2O (l) + NaCl(aq) C) AgNO_3(aq) + HCl (aq) rightarrow AgCl (s) + N\HNO_3(aq) E) H_2CO_3(aQ) + Ca(NO_3)_2 (aq) rightarrow 2HNO_3(aq) + CaCO_3(s) How many moles of K^+ are present in 343 mL of a 1.27 M solution of K_3PO_4? A) 0.436 B) 1.31 C) 0.145 D) 3.70 E) 11.1 What is the concentration (M) of...
Question9 Write the Nernst equation of the following cells at 298 K: (i) Mg(s) | Mg210.001 M) Il Cu2+(0.0001 M) I Cu(s) (ii) F e(s) l Fe,"(0.001 M) İl H+(1 M)1Hz(g)( l bar) I Pt(s) (İİİ) Sn(s) | Sn2+(0.050 M) Il H+(0.020 M) I H2(g) (1 bar) | Pt(s) (iv) Pt(s) | Br(ol Br-(0.010 M) Il H'(0.030 M) I H2(g) ( l bar) I Pt(s). Question 10 In the button cells widely used in watches and other devices the following...
10) Cis-platin is a chlorine-containing chemotherapy agent with the formula Pt(NH3)2Cl. What is the mass of one mole of cis-platin? A) 488.91 g/mol B) 300.06 g/mol C) 492.37 g/mol D) 283.02 g/mol E) 286.05 g/mol 17) The chemical equation below is not balanced. What is the coefficient of iron when the equation is balanced with smallest whole number coefficients? E) 4 D) 1 Fe(s) + O2(8) - Fe2O3(3) A) 8 B) 2 C) 3 18) When solutions of sodium sulfide...
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...
10) 16) Cis-platin is a chlorine-containing chemotherapy agent with the formula Pt(NH3)2Cl2. What is the mass of one mole of cis-platin? A) 488.91 g/mol B) 300.06 g/mol C) 492.37 g/mol D) 283.02 g/mol E) 286.05 g/mol 17) 17) The chemical equation below is not balanced. What is the coefficient of iron when the equation is balanced with smallest whole number coefficients? Fe(s) + O2(8) - Fe2O3(3) A) 8 B) 2 E) 4 D) 1 C) 3 18) 18) When solutions...
could someone please answer and explain the questions please!!
#’s 7,8,9,13,14,17,18,19,20
please and thank you
What is the oxidation number for the underlined manganese (A)1 (B)2 (C)4(D)(E)7 When balancing the below half-reaction in 8. Which of the following is true concerning a 1. vanic cc A) Oxidation occurs at the cathode and is (B) Oxidation occurs at the anode and is where anions move towards 2. acidic sol electrons are added to ution, where anions move towards side of.the.cquation. where...
please help, thanks!
7. What is the correct cell notation for the reaction below? Cd(aq)+Ni(s)-Cd(s)+ Ni(aq) a. Cd Cd| Ni | Ni d. Ni Cd I N | Ca b. Cd CdNi | Ni e. Cd |Cd Ni Ni 8. Calculate AS for the dissociation of dinitrogen tetraoxi de at 25°C NOdg) 2NO:(g) AG, J/mol)AH, J/mol) Substance NO) NOdg) +33.2 +51.3 +97.9 +9.2 d. +0.076 kJ K a.-2.10 kJ/K e +2.10kJ/K b. -0.550 kJ/K c.-0.208 kJ/K 9. Use the standard...
answer all please
Walan 6 Iron metal reacts with chlorine gas according to the equation: 2Fe(s) + 3Cl2(g) 2FeCl(s) T135.0 g each of iron and chlorine react, how much FeCl, will be formed? A 102 g B 155 g 53.48 D. 80.08 E 68.0 8 7. In the process of obtaining lead from Pbs, or galena the galena is "roasted" (heated in the presence of oxygen), so that the following reaction occurs: 2PbS(s) + 30,(g) 2PO(S) + 2SOxg) IF 50.0...
1. Calculate the number of moles in each sample. a. 15.7 g CCl b. 1.8 x 1021 formula units of NaC 2. Calculate the number of grams in each sample 1.23 mol magnesium bromide 7.310 x 1025 molecules of H202 a. b. 3. Calculate the mass percent of H in each of the following compounds. C2H2 C2HsCI a. b. 4. Calculate the empirical formula of each of the following Methy butyrate: 58.80 % C, 9.87 % H, 31.33 % O...
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