Balance the chemical equations. Express your answer as a chemical equation.
Fe2O3(s)+CO(g)→2Fe(s)+CO2(g)
Al2S3(s)+H2O(l)→2Al(OH)3(s)+3H2S(g)
2Cr(s)+3O2(g)→Cr2O3(s)
Balance the chemical equations. Express your answer as a chemical equation. Fe2O3(s)+CO(g)→2Fe(s)+CO2(g) Al2S3(s)+H2O(l)→2Al(OH)3(s)+3H2S(g) 2Cr(s)+3O2(g)→Cr2O3(s)
Determine which of the following chemical equations are correctly balanced. Fe2O3(s)+CO(g)→2Fe(s)+CO2(g) Al2S3(s)+H2O(l)→2Al(OH)3(s)+3H2S(g) 2Cr(s)+3O2(g)→Cr2O3(s) SiO2(s)+4HF(aq)→SiF4(g)+2H2O(l)
****** Balance all of the following equations******* Part A Na2CO3(aq)+HCl(aq)→NaCl(aq)+H2O(l)+CO2(g)Na2CO3(aq)+HCl(aq)→NaCl(aq)+H2O(l)+CO2(g) Express your answer as a chemical equation. Identify all of the phases in your answer. Part B Submit Request Answer HgO(s)→Hg(l)+O2(g)HgO(s)→Hg(l)+O2(g) Express your answer as a chemical equation. Identify all of the phases in your answer. Part C Submit Request Answer Fe(s)+O2(g)→Fe2O3(s)Fe(s)+O2(g)→Fe2O3(s) Express your answer as a chemical equation. Identify all of the phases in your answer. Part D Submit Request Answer Na(s)+Cl2(g)→NaCl(s)Na(s)+Cl2(g)→NaCl(s) Express your answer as a chemical equation....
52. Is each chemical equation correctly balanced? If not, correct it. (a) SiO2(s) + 4 HF(aq) — SiF4(g) + 2H2O(1) (b) 2 Cr(s) + 3 02(8) —Cr2O3(s) (c) Al,Sz(s) + H2O(l) —> 2 Al(OH)3(s) + 3H2S(8) (d) Fe2O3(s) + CO(g) — 2 Fe(s) + CO2(g)
C2H6O(l) +O2(g)→CO2(g)+H2O(g) Express your answer as a chemical equation. Identify all of the phases in your answer. (The heck am I looking at here?)
Express your answer as a chemical equation. Identify all of the phases in your answer. Part A. N2(g)+O2(g)→NO(g) Part B C4H8(g)+O2(g)⟶ΔCO2(g)+H2O(g) Part C Ca(OH)2(aq)+HNO3(aq)→H2O(l)+Ca(NO3)2(aq) Part D Fe2O3(s)+C(s)→Fe(s)+CO(g)
37. Balance the following equations: a. PbO2(s) —>PbO(s) + O2(g) b. Fe(OH)3(s) —>Fe2O3(s) +H2O(s) C. (NH4)2CO3(s) —>NH3(g)+H20(g) + CO2(g) d. CaCl2(aq) + H2SO4(aq) — CaSO4(s) + HCl(aq) 761
Part A C,H,O(1) +O2(g) →CO2(g) + H2O(g) Express your answer as a chemical equation. Identify all of the phases in your answer. F AX O ? Submit Request Answer Part B CH, O(l) +O2(g) + CO2(g) + H2O(g) Express your answer as a chemical equation. Identify all of the phases in your answer.
Part A Determine the enthalpy for this reaction: Ca(OH)2(s)+CO2(g)→CaCO3(s)+H2O(l) Express your answer in kilojoules per mole to one decimal place. ΔHrxn∘= kJ/mol Part B Consider the reaction Ca(OH)2(s)→CaO(s)+H2O(l) with enthalpy of reaction ΔHrxn∘=65.2kJ/mol What is the enthalpy of formation of CaO(s)? Express your answer in kilojoules per mole to one decimal place. ± Enthalpy Enthalpy H is a measure of the energy content of a system at constant pressure. Chemical reactions involve changes in enthalpy, ΔH, which can be measured...
Al253 (s) + 6H20 (0) --> 2Al(OH)3 (aq) + 3H2S (8) How many grams of H2S will be produced from 30.0 g of Al S3 and 20.0 g of H2O? Which of these reactants is the limiting reactant?
CO2(g) + OH (aq) → Express your answer as a chemical equation. Identify all of the phases in your answer.