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- 1) a balanced chemical equation (molecular equation), (2) a total ionic equation, and (3) a net ionic equation for the reactions below. Include the appropriate phase for each species. Do your experimental observations match your predictions? (f) Mg(NO3)2(aq) + NaOH(aq) →When HCl(aq) is added to calclum carbonate solid, carbon dioxide gas, liquid water and aqueous calcium chloride form: Caco,(s) + 2HCI(aq) - CO,lg) • CaCl, faq) + H,00) This reaction is used by geologists to confirm the presence of limestone (calcium carbonate) in minerals. In this experiment you are trying to determine the effect of concentration of HCI(aq) on the production of carbon dioxide. a. Based upon the information above, come up with a question to answer. (C:1) You can use the following equipment to answer this question: calcium carbonate chips, 1.90 molL HClaq). pH meter (measures hydrogen ion concentration), beaker, timer, apparatus to measure gas produced b. Based upon the equipment provided above, design a procedure to answer your question. Ensure you provide numbered steps. (1:3, C:2) c. Hypothesize an answer to your question. (I:1) Give reasons for your hypothesis. Ensure you are very specific. (A3) From your experiment, you collect the following data: Reactant…Given the reaction shown below:AgNO3+KCl→AgCl+KNO3AgNO3+KCl→AgCl+KNO3Identify the spectator ions: A. Ag^+1 , Cl ^-1 B. none C. K^+1 , NO3^-1 D. Ag^+1 , NO3 ^-1 E. K^+1 , Cl ^-1
- 1. Cu(NO3)2(aq)+2NaOH(aq) to Cu(OH)2(s)+2NaNO3(aq) 2. Cu(OH)2(s) to CuO(s)+H20(l) is this a single replacement double combination decomposition combustionAqueous solutions of calcium chloride and sodium hydroxide react to form solid calcium hydroxide. The balanced net ionic equation is: A) Ca+2(aq) + 2OH-(aq) + 2Na+(aq) + 2Cl-(aq) → Ca(OH)2(s) B) Ca+2(aq) + 2OH-(aq) + Na+(aq) + Cl-(aq) → Ca(OH)2(s) C) Ca+2(aq) + 2OH-(aq) → Ca(OH)2(s) D) CaCl2(aq) + 2NaOH(aq) → CaOH(s) + NaCl(aq) E) CaCl2(aq) + 2NaOH(aq) → Ca(OH)2(s) + 2NaCl(aq)For each reaction below, write the conventional, ionic, and net ionic equation. Include designation of state or solution (s, l, g, aq) in each equation. Calcium metal reacts with a solution of iron(II) bromide Hydrochloric acid reacts with a solution of sodium acetate, NaC2H3O2. Aluminum bromide and ammonium fluoride solutions are combined
- Which of the reactions are exothermic? 2Mg(s)+O2(g)⟶2MgO(s) Δ?=−1203 kJ/mol2Mg(s)+O2(g)⟶2MgO(s) ΔH=−1203 kJ/mol NH3(g)+HCl(g)⟶NH4Cl(s) Δ?=−176 kJ/molNH3(g)+HCl(g)⟶NH4Cl(s) ΔH=−176 kJ/mol AgCl(s)⟶Ag+(aq)+Cl−(aq) Δ?=127 kJ/molAgCl(s)⟶Ag+(aq)+Cl−(aq) ΔH=127 kJ/mol 2Fe2O3(s)+3C(s)⟶4Fe(s)+3CO2(g) Δ?=468 kJ/mol2Fe2O3(s)+3C(s)⟶4Fe(s)+3CO2(g) ΔH=468 kJ/mol C(graphite)+O2(g)⟶CO2(g) Δ?=−393.5 kJ/molC(graphite)+O2(g)⟶CO2(g) ΔH=−393.5 kJ/mol CH4(g)+2O2(g)⟶CO2(g)+2H2O(l)Δ?=−891 kJ/molDecide whether a chemical reaction happens in either of the following situations. If a reaction does happen, write the chemical equation for it. Be sure your chemical equation is balanced and has physical state symbols. Situation: A strip of solid lead metal is put into a beaker of 0.098M AgNO3 solution chemical reaction? yes or no chemical equation: Situation: A strip of solid silver metal is put into a beaker of 0.056M Pb(NO3)2 solution. chemical reaction? yes or no chemical equation:Consider the chemical equation below: Fe(NO3)2 (aq) + Na2CO3 (aq) → FeCO3 (s) + 2NaNO3 (aq) Identify the spectator ion(s) in this reaction. Group of answer choices NO3- and Na+ Na+ Fe2+ and CO32- Fe2+ NO3-
- The Behavior of Substances in Water Part 1: a Ammonia, NH3, is a weak electrolyte. It forms ions in solution by reacting with water molecules to form the ammonium ion and hydroxide ion. Write the balanced chemical reaction for this process, including state symbols. b From everyday experience you are probably aware that table sugar (sucrose), C12H22O11 , is soluble in water. When sucrose dissolves in water, it doesn’t form ions through any reaction with water. It just dissolves without forming ions, so it is a nonelectrolyte. Write the chemical equation for the dissolving of sucrose in water. c Both NH3 and C12H22O11 are soluble molecular compounds, yet they behavedifferently in aqueous solution. Briefly explain why one is a weak electrolyte and the other is a nonelectrolyte.d Hydrochloric acid, HCl, is a molecular compound that is a strong electrolyte.Write the chemical reaction of HCl with water.e Compare the ammonia reaction with that of hydrochloric acid. Why are both of these…Balance the following reaction. If a reactant or product is not present, put a zero (0) in the blank. 1. H+(aq) + H2O(l) + Cr+4(aq) + e-1 <--> Cr+3(g) + H+(aq) + H2O(l) 2. H+(aq) + H2O(l) + I-1(aq) + e-1 <--> I-1(g) + H+(aq) + H2O(l)Write a balanced equation for each reaction including the state symbols for all reactants and products include the waters of hydration in the balanced equations A. CO(NO3)2•6H20 (aq) and Na3PO4 (aq) Look up the solubility rules to determine the product collected on a filter right out these two rules for the two products formed in the above reaction