Similar to a molecular equation, which expresses compounds as molecules, an ionic equation is a chemical equation in which the electrolytes in aqueous solution are expressed as dissociated ions.Usually, this is a salt dissolved in water, where the ionic species are followed by (aq) in the equation to indicate they are in aqueous solution. d) Ca(OH)2(aq) appears in the net ionic equation. Ca (s) + HCl (aq) → ? 10 years ago. Cross out the spectator ions on both sides of complete ionic equation.5. H changed from (aq) to (g) so it stays. Write the remaining substances as the net ionic equation.Writing and balancing net ionic equations is an important skill in chemistry and is essential for understanding solubility, electrochemistry, and focusing on the substances and ions involved in the chemical reaction and ignoring those that don’t (the spectator ions).More chemistry help at http://www.Breslyn.org b) When balanced the coefficient of HCl(aq) is 3. c) Ions cannot appear in the net ionic equation because they always cancel out on both sides of the equation. Get your answers by asking now. There are three main steps for writing the net ionic equation for HCl + CaCO3 = CaCl2 + CO2 + H2O (Hydrochloric acid + Calcium carbonate).Note, CaCO3 should not be split apart in the reaction since it is a solid. Kristen. We look at the activity series and see that H + is below Ca so H + (aq) can indeed take an electron from Ca (s). 0 0. Cl- is the spectator ion, as it is absent from the net ionic equation, but is present in the chemical reaction. 5 Answers. First, we balance the molecular equation. Ask Question + 100. The balanced equation for the reaction is: `Ca + 2HCl -> H_2 + CaCl_2` From the balanced reaction 1 mole of calcium requires 2 … Join Yahoo Answers and get 100 points today. Ca (s) + HCl (aq) → ? but Cl stayed the same(aq) and still (aq) so the net ionic equation is Ca+H2--->CaH2 First, we write the complete ionic equation for the reactants. The final net ionic equation should have CaCO3 (s). Write the balanced molecular equation.2. What happens when we mix Ca metal and HCl acid. Get step-by-step explanations, verified by experts. 1 Should be expressed as: CuO(s) + 2HCl(aq) -> CuCl2(aq) + H2O(l) 2 so except for solids and liquids and gas split into ions . 1 decade ago. Second, we write the states and break the soluble ionic compounds into their ions (these are the strong electrolytes with an (aq) after them). wat is the net ionic equation of CuO + HCl -> CuCl2 + H2O . Au, Co, Br, C, O, N, F. Ionic charges are not yet supported and will be ignored. Source(s): https://shorte.im/a9HbV. Ca (s) + H + (aq) + Cl-(aq) → Then we ask if H + (aq) is strong enough to take an electron away from Ca (s)? Answer Save. The balanced equation will appear above. What happens when we mix Ca metal and HCl acid Ca s HCl aq First we write the. Write the state (s, l, g, aq) for each substance.3. 4 years ago. Hcl and MgCl2 exist as ions in solution, which is why Cl - is a specator species. Grateful. Relevance. Trending Questions. These are the ions that appear on both sides of the ionic equation.If you are unsure if a compound is soluble when writing net ionic equations you should consult a solubility table for the compound._________________Important SkillsFinding Ionic Charge for Elements: https://youtu.be/M22YQ1hHhEYMemorizing Polyatomic Ions: https://youtu.be/vepxhM_bZqkDetermining Solubility: https://www.youtube.com/watch?v=5vZE9K9VaJIMore PracticeIntroduction to Net Ionic Equations: https://youtu.be/PXRH_IrN11YNet Ionic Equations Practice: https://youtu.be/hDsaJ2xI59w_________________General Steps:1. Question: Write a net ionic equation for the reaction: {eq}\rm 2HCl + Ca(OH)_2 \to CaCl_2 + 2H_2O {/eq}. b) When balanced the coefficient of HCl(aq) is 3. c) Ions cannot appear in the net ionic equation because they always cancel out on both sides of the equation. Ca(OH)2(aq) + HCl(aq) --> a) CaCl(aq) is a product. Favourite answer. Aqueous Reactions and Solution Stoichiometry, University of Illinois, Chicago • CHEM 112, Bangladesh University of Eng and Tech • CHEMISTRY 121, University of Alabama, Huntsville • CHEMISTRY 123, Pasco-Hernando Community College • CHM1025 1025. Trending … Course Hero is not sponsored or endorsed by any college or university. Balanced equation: Ca(s) + 2 HCl(aq) = H 2 (g) + CaCl 2 (aq) Reaction type: single replacement. Join . Finally, we cross out any spectator ions. Split soluble compounds into ions (the complete ionic equation).4. Introducing Textbook Solutions. Reaction stoichiometry: Limiting reagent: Compound: Coefficient: Molar Mass: Moles: Weight: Ca(s) 1: 40.078: HCl(aq) 2: 36.46094 : H 2 (g) 1: 2.01588: CaCl 2 (aq) 1: 110.984: Units: molar mass - g/mol, weight - g. Please tell about this free chemistry software to your friends! Ca Oh 2 Hcl. Ca (s) + H + (aq) + Cl-(aq) → Then we ask if H + (aq) is strong enough to take an electron away from Ca (s)? We look at the activity series and see that H + is below Ca so H + (aq) can indeed take an electron from Ca (s). In this case Ca changed because it was (s) or solid and became (aq) or aqueous so it stays in the net ionic equation. Lv 4. There are three main steps for writing the net ionic equation for HCl + CaCO3 = CaCl2 + CO2 + H2O (Hydrochloric acid + Calcium carbonate). Still have questions? Ca(OH)2(aq)+2HCl(aq)-----CaCl2+2H2O. H+(aq) + OH-(aq) ---> H2O [same for all acid-base reactions] ... Lv 4. I need help finding out the net ionic equation for the following: ZnS(s) + HCl(aq) K2CO3(aq) + Ca(NO3)2(aq) Fe(NO3)2(aq) + H2S(aq) I need EXPLANATION and if … 40 g of calcium (Ca) reacts with 0.4 M hydrochloric acid (HCl). e) H2O(l) appears in the net ionic equation net ionic equation. For a limited time, find answers and explanations to over 1.2 million textbook exercises for FREE! Ca(OH)2(aq) + HCl(aq) --> a) CaCl(aq) is a product. 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