Balance the Chemical Equation for the reaction of calcium carbonate with hydrochloric acid: CaCO3+ HCl -> CaCl2 + CO2 + H2O. CaCO3(s) + 2HCl(aq) --> CaCl2(aq) + CO2(g) + H2O(l) CaCO3(s) + 2H+ --> Ca2+ + CO2(g) + H2O (l) (net ionic);) A hypothetical reaction, in which the reactants are exposed to an atmosphere free of carbon dioxide. To start with we can add up the elements to see which are unbalanced. Source(s): CaCO 3 + HCl -> CaCl 2 + CO 2 + H 2 O. Source(s): ca 2 caco3 h2o balance equation: madhav4381 madhav4381 balanced chemical reaction is. maidmaz. Lv 4. 1 decade ago. Balancing chemical equations. What do you think of the answers? Co2 Ca Oh 2. 03.6. photonsa)possess small but significant mass. When a gas is bubbled into limewater and the gas contains CO2, then the CO2 reacts with calcium hydroxide to make insoluble calcium carbonate and the solution turns milky. The weak acid is then broken down to form CO2 and H2O … 4 years ago. Ca2+ + 2OH- + CO2(g) --> CaCO3(s) + H2O(l) This is the "classic" limewater test for carbon dioxide gas. You can sign in to give your opinion on the answer. Sign in . From the balanced molecular equation, select the correct net ionic equations for the following: CaCO3(s)+ H2SO4(aq)→ CaSO4(s) + CO2(g) +H2O(l) a. Lv 4. 0 0. Ca(OH)2 + CO2 --> CaCO3 + H2O. 4 years ago. Calcium carbonate react with nitric acid to produce calcium nitrate, carbon dioxide and water. Error: equation CaCO3+H2O=Ca(OH)2+HCO3 is an impossible reaction Please correct your reaction or click on one of the suggestions below: CaCO3 + H2O = CO2 + Ca(OH)2 CaCO3 + H2O = CaO + H2CO3 CaCO3 + H2O = Ca(OH)2 + H2CO3 Instructions and examples below may help to solve this problem You can always ask for help in the forum Instructions on balancing chemical equations: Enter an equation … Chemical reaction. No reaction will take place under normal circumstances if distilled water is used. However, two alternatives do exist: 1. To balance chemical equations we need to look at each element individually on both sides of the equation. b) move at speed proportional to their frequenciesc) lack momentumd) are localized … Ca Oh 2 Co2. 0 1. blondell. In this case we are given Calcium carbonate (CaCO3) which undergoes dissolution according to the equation; CaCO3 (aq) → Ca2 + (aq) + CO3 2 - (aq) Then the bicarbonate ion combines with two protons from water to form a weak acid H2CO3. Source(s): CaOH+CO2=CaCO3+H2O Balance the equation. 0 0? 1 See answer laahiri31 is waiting for your help. Add your answer and earn points. Hope it helped..... New questions in Chemistry.