Which of the following is NOT a redox reaction? O Cl2(g) + C2H2(8) 2HCI(g) + 2C(s) O CaCO3(s) CO2(g) + CaO(s) O 12(s) + 252032(aq) 21(aq) + S40,2'(aq) O 2CO2(g) + 2C0(g) + O2(g)

please include physical states

Use the data below to determine the Molarity of KMnO4 to THREE decimal places. (MM sodium oxalate = 134 g/mol) Balanced Redox Equation: 6H* +2MnO4 + 5H26204 -> 2Mn?* + 8H20 + 10C02 mass of sodium oxalate (g) 0.091 initial buret reading (mL) 1.27 final buret reading (mL) 16.58

In the reaction of 11.84 g of metallic zinc with excess copper sulfate, 6.01 g of copper metal is formed:               CuSO4 (aq) + Zn (s) \rightarrow→ Cu (s) + ZnSO4 (aq)   What is the percent yield of this reaction, in %? Enter the numerical value only (no units or symbols), to one decimal place. Answer value

6) For the following redox reaction: Fe203(s) + 3 СО(g) — 2 Fe(s) + 3 СOО:(g) a) What is the oxidation number of each atom in the reactants? Fe C O (from Fe2O3) O (from CO) b) Which atom gets oxidized? Which atom gets reduced? Which species is the oxidizing agent? Atom oxidized Atom reduced Oxidizing agent Reducing agent

Which one of the following equations is NOT a redox (oxidation- reduction) reaction? O H2CO,(aq) - H;O(1) + CO,(g) O 2HGO(s) > 2Hg(l) + O2(g) O Zn(s) + 21HCI(aq) ZnCl2(aq) + H(g) O H2lg) + Bry(g)→ 2HB1(g)

Pt (s)I Co (aq). Co3+ Question 26 Which of the following is the correct line notation for the following redox reaction? Co (aq) + Ag (s)-Co2 (aq) + Ag* (aq) Ag (s) IAg* (aq) || Co2* (aq), (aq) | Pt (s) oAg* (aq) I Ag (s) || Co3+ (aq), Co2+ (aq) | Pt (s) Pt (s) | Co3+ (aq), Co2* (aq) || Ag (s) | Ag* (aq) (aq) || Ag (s) | Ag* (aq) Ag* (aq) | Ag (s)|| Co2+ (aq), Co3+ (aq) | Pt (s) Pt (s)I Co2+ (aq), Co (aq) || Ag* (aq) | Ag (s) OPt (s)I Co3+ (aq), Co2* (aq) || Ag* (aq) | Ag (s) O Ag (s) | Ag* (aq) || Co* (aq), Co²+ (aq) | Pt (s) AMoving to another question will save this response.

Classify each chemical reaction: CuSO₂ (aq) + ZnCrO₂ (aq) → ZnSO₂ (aq) + CuCrO₂ (s) reaction H,CO,(aq) → H,O(1) + CO,(g) HI (aq) + NaOH(aq) Nal (aq) + H₂O(1) HBr(aq) + NaOH(aq) → NaBr(aq) +H,O(l) Explanation Check type of reaction (check all that apply) combination single replacement double replacement decomposition combination single replacement double replacement decomposition combination single replacement double replacement decomposition combination single replacement double replacement decomposition X precipitation combustion acid-base precipitation combustion acid-base precipitation combustion acid-base precipitation combustion acid-base S © 2023 McGraw Hill LLC. All Rights R

Solution A is prepared by dissolving 1.61 g of sodium chloride in 50.0 g of water, and Solution B is prepared by dissolving 4.45 g of sodium chloride in 19.0 g of water. Which of the following statements is true?     Solution A is more conductive than Solution B     Solution B is more conductive than Solution A     Solution A and B have the same conductivity.     Neither solution is conductive.     None of the above cases is correct.

A 2.1182.118 g sample of a solid mixture containing only potassium carbonate (MM=138.2058 g/molMM=138.2058 g/mol) and potassium bicarbonate (MM=100.1154 g/molMM=100.1154 g/mol) is dissolved in distilled water. A volume of 30.1030.10 mL of a 0.7570.757 M HCl standard solution is required to titrate the mixture to a bromocresol green end point. Calculate the weight percent of potassium carbonate and potassium bicarbonate in the mixture.