O2+2Cu---->2CuO thought it was: Oxidation 2e-+O2---->2O(-2) Reduction Cu---->Cu(2+)-2e- but this is wrong . Cu o2 balanced equation. 1 Answer. Sb + O2 → Sb4O6 4. You can use parenthesis or brackets []. 2Cu + O2 -> 2Cu2O. E) produces 8.0 mol of CuO????? B. 1 decade ago. Limiting reagent can be computed for a balanced equation by entering the number of moles or weight for all reagents. Relevance. Cu + H+ + NO3- --> Cu2+ + NO3- + NO2 + H2O. This chemical equation balancer can help you to balance an unbalanced equation. na2co3 balanced equation, Worksheet Balancing Word Equations Chapter 10. Ag+O2=Ag2O: 4Ag + O2 = 2Ag2O: Al2O3+HCl=AlCl3+H2O: Al2O3 + 6HCl = 2AlCl3 + 3H2O: Al2O3 + H2O = Al(OH)3: Al2O3 + 3H2O = 2Al(OH)3: AgNO3+Cu=Cu(NO3)2+Ag: 2AgNO3 + Cu = Cu(NO3)2 + 2Ag: Al2(SO4)3 + 6Na =3Na2SO4 + Al: Al2(SO4)3 + 6Na = 3Na2SO4 + 2Al: Al(OH)3 + H2SO4 = Al2(SO4)3 + H2O: 2Al(OH)3 + 3H2SO4 = Al2(SO4)3 + 6H2O Balanced equation of NH 3 + O 2 with catalyst. Chemisry. The balanced equation will appear above. Enter either the … Cu + HNO3 --> Cu(NO3)2 + NO2 + H20. You can use parenthesis or brackets []. Fe au co br c o n f. Fe au co br c o n f. To balance a chemical equation enter an equation of a chemical reaction and press the balance button. Answer Save. Fe au co br c o n f. Solved and balanced chemical equation cu o2 cuo2 with completed products. Hover for more information. Which equation is not balanced? c+o2=co2 balanced equation Published by on October 7, 2020. Write down the unbalanced equation ('skeleton equation') of the chemical reaction. 8H2 + S8 mc006-1.jpg 8H2S Based on the mole ratios, what can most likely be predicted? Enter the equation directly into the Balancing Chemical Equations Calculator to balance the given chemical equations. 2H2 + O2 2H2O b. Compound states [like (s) (aq) or (g)] are not required. How do you balance this equation: Cu2O+O2=CuO? The equation is now balanced and it is interpreted to mean that 2 molecules of Al(OH)2 react with 3 molecules of H2SO4 to form 1 molecule of Al2(SO4)3 and 6 molecules H2O. Limiting reagent can be computed for a balanced equation by entering the number of moles or weight for all reagents. You must show steps. But the product turns out to be Cu2S. This is the usual equation for the reaction of copper with nitric acid. Exchange reaction of copper and silver ions in solution | Cu + 2Ag+ = 2Ag + Cu (2+) Cu --> Cu2+ + 2e-2(2H+ + NO3- --> NO2 + H2O + e-)-----4H+ + Cu + 2NO3- --> Cu2+ + 2NO2 + 2H2O. Express your answer as a . Compound states [like (s) (aq) or (g)] are not required. In many cases a complete equation will be suggested. 4NH 3(g) + 5O 2(g) → 4NO (g) + 6H 2 O (g) Released nitric oxide readily converts to nitrogen dioxide, a brown colour and very toxic gas. Another useful procedure is to start with what looks like the most complicated formula. Cu2O + O2 --> 2 CuO. Substitute immutable groups in chemical compounds to avoid ambiguity. Cu + HNO3 + O2 = Cu(NO3)2 + NO + H20. Cu>> 16 + S>>8>>>>>.Cu(8x2) S>>8 . Consider the balanced equation below. Compound states [like (s) (aq) or (g)] are not required. Double all … 3 Answers. Read our article on how to … You need only 1/2 O2, but you need whole numbers . In many cases a complete equation will be suggested. 1)Carbon monoxide gas reacts oxygen gas to produce carbon dioxide gas. N2 + H2 → NH3 3. Cu(NO3)2 + K2S = CuS + K(NO3) AgNO3 + CaCl2 = AgCl + Ca(NO3)2; MgOH = MgO + H20; Ag3N = Ag + N2; KOH + H3PO4 = K3PO4 + H2O; C2H5OH + H2O = CO2 + H2; Al + FeO = Al2O3 + Fe; NH3 + O2 = NO + H2O; Recently Balanced Equations Examples: Fe, Au, Co, Br, C, O, N, F.     Compare: Co - cobalt and CO - carbon monoxide, To enter an electron into a chemical equation use {-} or e. To enter an ion specify charge after the compound in curly brackets: {+3} or {3+} or {3}. Fe au co br c o n f. Fe au co br c o n f. To balance a chemical equation enter an equation of a chemical reaction and press the balance button. b The equation AX + BY AY + BX is the general equation for a a. synthesis reaction. In many cases a complete equation will be suggested. > You follow a systematic procedure to balance the equation. Favorite Answer. Balanced equation: Cu(s) + 4 HNO 3 (aq) = Cu(NO 3) 2 (aq) + 2 NO 2 (g) + 2 H 2 O(l) By using this website, you signify your acceptance of, calcium hydroxide + carbon dioxide = calcium carbonate + water, Enter an equation of a chemical reaction and click 'Balance'. Answer Save. For instance equation C6H5C2H5 + O2 = C6H5OH + CO2 + H2O will not be balanced, but PhC2H5 + O2 = PhOH + CO2 + H2O will; Compound states [like (s) (aq) or (g)] are not required. In many cases a complete equation will be suggested. O2+2Cu---->2CuO thought it was: Oxidation 2e-+O2---->2O(-2) Reduction Cu---->Cu(2+)-2e- but this is wrong . Question 4) 2 Cu + O2= 2CuO + 310 KJ i) Covert grams of O2to moles Moles of O2= Mass of O2/ Molar mass of O2 Moles of O2= 76/32 Moles of O2= 2.375 ii) Convert moles of O2to moles of view the full answer. Most of the time we are quite happy with a balanced net … In many cases a complete equation will be suggested. b. decomposition reaction. To balance a chemical equation, enter an equation of a chemical reaction and press the Balance button. Following are some equation input format examples: 1. The flow of electrons through the external circuit in this cell is from the (1) Cu anode to the Zn cathode (2) Cu cathode to the Zn anode (3) Zn anode to the Cu cathode (4) Zn cathode to the Cu anode Please explain Reaction stoichiometry could be computed for a balanced equation. Reaction stoichiometry could be computed for a balanced equation. skipper. If you do not know what products are enter reagents only and click 'Balance'. #H_2 + O_2 = H_2O# Left side: H = 2; O = 2 (number based on the subscript) Right side: H = 2; O = 1 (number based on the subscripts; no subscript means that the element is just 1) Notice that the number of H is already balance … but the question asks for 4 mols of Cu … For example, C6H5C2H5 + O2 = C6H5OH + CO2 + H2O will not be balanced, but XC2H5 + O2 = XOH + CO2 + H2O will. If you do not know what products are enter reagents only and click 'Balance'. 16Cu + 8S >>>>> 8Cu2S. Expert Answers . H2 + O2 = H2O 2. Reaction stoichiometry could be computed for a balanced equation. Question précédente Question suivante Substitute immutable groups in chemical compounds to avoid ambiguity. The balancer is case sensitive. Reaction stoichiometry could be computed for a balanced equation. Use uppercase for the first character in the element and lowercase for the second character. Compound states [like (s) (aq) or (g)] are not required. Chemical Equations Balanced on 04/23/07 Equations balanced on the previous day ... 2 Cu2O = 4 Cu + O2 Cu2O = Cu + O2 => 2 Cu2O = 4 Cu + O2 Na + HOH = NaOH + H2 => 2 Na + 2 HOH = 2 NaOH + H2 Na + HOH = NaOH + H2 => 2 Na + 2 HOH = 2 NaOH + H2 Na + HOH = NaOH + H2 => 2 Na + 2 HOH = 2 NaOH + H2 Ca + HCl = CaCl2 + H2 => Ca + 2 HCl = CaCl2 + … If the word equation is complete, write and balance the chemical equation. Use the Gizmo to find the molar masses of each substance in this equation: 2H2 ___4.0316g_____ Based on your problem, it is a single replacement reaction. Enter either the … How To Balance Equations. 3 Problems: Balancing chemical equations Balance each of the following equations: 1. First recognize that you need 2 CuO for every Cu2O. Make a table to keep track of each element in the reactants and the products as you change coefficients. The balanced equation 2Cu(s) + O2(g) 2CuO(s) tells us that 4.0 mol of Cu does what....? In order to balance CH4 + O2 = CO2 + H2O you'll need to watch out for two things. c. combustion reaction. Write a balanced equation using the correct formulas and include conditions (s,l,g or aq) for each of the following reactions. equal to 0.253 mol. Write a balanced equation using the correct formulas and include conditions (s,l,g or aq) for each of the following reactions. Fe au co br c o n f. Solved and balanced chemical equation cu o2 cuo2 with completed products. If you do not know what products are enter reagents only and click 'Balance'. A) reacts with 4.0 mol of O2. The equation is now balanced and it is interpreted to mean that 2 molecules of Al(OH)2 react with 3 molecules of H2SO4 to form 1 molecule of Al2(SO4)3 and 6 molecules H2O. c. single-displacement reaction. To balance the equation, add 16 to Cu on the reactant side and add 8 in front of Cu on the product side to complete the equation. Follow • 2. For instance equation C6H5C2H5 + O2 = C6H5OH + CO2 + H2O will not be balanced, but PhC2H5 + O2 = PhOH + CO2 + H2O will; Compound states [like (s) (aq) or (g)] are not required. Should read 2Cu + O2 ==> 2CuO. Chemical Equations Balanced on 04/23/07. chemistry. It would be helpful to get the equation correct. Enter either the … Any help would be much appreciated. Lv 7. if you have Cu1+ then when you do an ionic equation and switch the ion charges, then the compound you would get would be Cu2O. Can be computed for a balanced equation by entering the number of moles or weight one! The products as you change coefficients limiting reagent can be computed for a balanced equation... 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