Balance the following chemical equations. Write the word "Balanced" if the equation is already balanced. a)...
which if the following equations balanzed? select all that apply. Mg(s)+2HCl(aq) --> MgCl2 (aq) +H2 (g) 3Al(s) + 3Br2(I) --> Al2Br3 (s) 2HgO(s) --> 2Hg(I) + O2 (g) N2+O2--> 2NO 2H2O2 --> 2 H2 +O2
List whether the following equations are classified as single replacement, double replacement, combination, decomposition, combustion and/or oxidation reaction. 1) 2Mg(s) + O2(g) -> 2MgO(s) 2) Mg(s) + 2HCL (aq) -> MgCl2(aq) + H2 3) FeCl3 + 3NaOH -> Fe(OH)3 + 3NaCl 4) 3CuCl2 + 2Al -> 2AlCl3 + 3Cu 5) NaCl(aq) + AgNO3(aq) -> AgCl(s) + NaNO3 6) (NH4)2CO3 -> 2NH3 + CO2 + H20
13 According to the following balanced chemical equation, if you want to generate two moles of H20 how many grams of O2 do you need? 2 H2 + O2 → 2 H2O 1. A) 8 2. B) 16 3. C) 32 4.D) 4 15. Which equations are balanced? 1. a) Mg (s) + 2HCl (aq) → MgCl2 (aq) + H2 (9) 2. b) 3A1 () + 3 02 (1) ► 2Al2O3 (5) 3. c) 2Hgo (s) → 2 Hg (1)...
Part A Classify each of the following as a combination, decomposition, single replacement, double replacement, or combustion reaction. Sort these reactions into the proper categories. AgNO3(aq) + NaCl(aq) AgCl(s) + NaNO3(aq) +. 2C6H6(1) + 1502 (g) 4. 12CO2(g) + 6H2O(g) Zn(s) + H2SO4(aq) ZnSO4(aq) + H2(g) 2H2O2 (aq) + 2H2O(1) + O2(g) H2(g) + Br2(g) → 2HBr(g) Combination Decomposition Single replacement Double replacement Combustion
10.60 Write and balance a chemical equation show occurs when solid barium is combined with each of the following: a. Ca(CN(ag) ing the single-displacement reaction that b. AgCIO (ag) c. Ni(C2H O2)(ag) 10.64 Identify the substance being oxidized in each of the following unbalanced reactions: a. F2 (g) + H2O (l) ? HF (aq) + O2 (g) c. Mg (I) + TiCla (g) ? MgCl2 (s) + Ti (s)
Write the complete ionic and net ionic equations for each of the following reactions: To write complete ionic equations and net ionic equations follow the steps below: (I) Write the molecular equation and balance it. (II) Determine the state of each substance(gas, liquid, solid, aqueous). Use the solubility rules! (III) Write the ionic equation by breaking all the soluble ionic compounds (those marked with an (aq) into their respective ions. (IV) Write the net ionic equation by removing the spectator...
Redox reactions can be written as two half-reactions 1. Write half-reactions for the following balanced redox reactions. Identify which of the reactants is the oxidizing agent and which is the reducing agent. a. 2 Cd (s) + O2 (g) → 2Cdo (s) b. Mg (s) + HC,H,O2 (aq) → Mg(C2H2O2)2 (aq) + H2 (9) C. Pb (s) + 2Cl2 (g) → PbCl (s) d. Zn (s) + Pb(NO3)4 (aq) → Zn(NO3)2 (aq) + Pb (s) e. 2 Kl (aq) +...
Write the five equations (balanced and including states). Label them step 1 through 5. HINT gor the step 1 reaction: get rid of O2 and 2 moles of NO2 is made for every 4 moles of HNO3. Unbalanced reactions for each step: Step 1: HNO3(aq) + Cu(s) + O2 (g) → Cu(NO3)2(aq) + H2O(l) + NO2(g) Step 2: Cu(NO3)2(aq) + NaOH(aq) → Cu(OH)2(s) + NaNO3(aq) Step 3: Cu(OH)2(s) → CuO(s) + H2O(1) Step 4: CuO(s) + H2SO4(aq) → CuSO4(aq) +...
Write a balanced chemical equation for each reaction. MgSO4(s)+7H2O(l) -> magnesium sulfate bubbles &produces heat when it comes in contact with distilled water. P2O5(s)+ H2O(l) -> diphosphorus pentoxide sizzled when came in contact with water, blue litmus turned red. H2O(l)+Ca(s) -> Calcium bubbles in the water, leaving a white powder at the bottom of the beaker. Mg(s)+H2O(l) -> Turns a light clear yellow (indicator) heat changes the color to blue, unheated turns the color to purple. 2HCL(aq)+Mg(s) -> H2(g) +...
a) Balanced the following molecular equations for these reactions. b) Write the ionic equation for the reactions. c) Write the net ionic equation for the reactions. 2) KOH (aq) KMno4(aq)K2MnOs (aq)+O2(g) + H20 AICI (aq) + NaOH(aq) NaAI(OH)4(aq) + NaCI (aq)