Compound states [like (s) (aq) or (g)] are not required. Catalysts are substances that speed up the pace (velocity) of a chemical reaction without being consumed or becoming part of the end product. The right equation is 2 Cu + O2 = 2 CuO .This happens when copper is burnt under water for example in underwater welding . Which of the following is an oxidizing agent? Condition iu kin khc nhit cao, Dn hi nc qua ng thy tinh cha kim loi ng., Phn ng khng xy ra, + Nhng kim loi c tnh kh mnh nh Na, K, Ca, kh nc d dng nhit thng. "CuO + H2 -> Cu + H2O" eNotes Editorial, 11 May 2016, https://www.enotes.com/homework-help/cuo-h2-cu-h2o-699321. Educators go through a rigorous application process, and every answer they submit is reviewed by our in-house editorial team. CuO (copper (ii) oxide) + H2 (hydrogen) = Cu (copper) + H2O (water) | Balanced Chemical Reaction Equation Home CuO H2 = Cu H2O | Chemical Equation Balancer hydrogen = water News Only 5% of POPULATION would know Advertisement 1 results found Displaying equation from 1 to 1 Page 1 - Please Scroll To The End To See More Results Equation Result #1 + Some metals with average reducing properties such as Zn, Fe, can reduce water vapor at high temperatures. Zn + 2H+ + 2 Cl -> Zn2+ + 2 Cl- + H2, Which ions will appear in the total ionic equation for the following reaction? C. 2 H2O2 -> 2 H2O + O2 What are the chemical reactions that have H2O (water) as prduct? In many cases a complete equation will be suggested. Accessed 1 Mar. A: Cu + H2O CuO + H2 B: Zn + HCl ZnCl2 + H2 C: 2C Get the answers you need, now! Let the numerical values of constant ccc and bbb be 3.03.03.0 and 2.0, respectively. + The metals with weak reducing properties such as Cu, Ag, Hg, cannot reduce water, even at high temperatures. C. SO2 + H2O -> H2SO3 Ba2+ + CO23 2- + 2H+ SO4 2- -> CO2 + H2O + BaSO4, chemie - niet-metaal waar slechts 1 oxozuur v. Done on a Dell Dimension laptop computer with a Wacom digital tablet (Bamboo). The unbalanced redox equation is as follows: CuO+NH 3Cu+N 2+H 2O Balance all atoms other than H and O. CuO+2NH 3Cu+N 2+H 2O The oxidation number of Cu changes from 2 to 0. B. D. AgNO3 + NaCl -> AgCl + NaNO3, Which of the following is a single replacement reaction? Compound states [like (s) (aq) or (g)] are not required. Substitute immutable groups in chemical compounds to avoid ambiguity. 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. By using this website, you signify your acceptance of Terms and Conditions and Privacy Policy.Do Not Sell My Personal Information Water is a reactant From the table, it is clear that the atoms of Nitrogen and hydrogen are not balanced. ___ NH3 + ___O2 4NO + 6H2O. What are the chemical and physical characteristic of H2 (hydrogen). How to Balance CuO + H2 = Cu + H2O : Copper (II) Oxide and Hydrogen Gas Wayne Breslyn 625K subscribers Subscribe 363 Share 48K views 4 years ago In this video we'll balance the equation CuO. Label Each Compound With a Variable Label each compound (reactant or product) in the equation with a variable to represent the unknown coefficients. Replace immutable groups in compounds to avoid ambiguity. Latest answer posted July 17, 2012 at 2:55:17 PM. Balance the equation H2 + CuO = Cu + H2O using the algebraic method. B. The limiting reagent row will be highlighted in pink. Thermodynamics of the reaction can be calculated using a lookup table. D. AgNO3 + NaCl -> AgCl + NaNO3, Which of the following is a combination reaction? The oxidation number of oxygen stays the same and is equal to -2. This is an oxidation-reduction reaction, in which some species are oxidized and some reduced. 2023 eNotes.com, Inc. All Rights Reserved, Classifying Chemical Reactions Lab Answers. B. HBr + KOH -> H2O + KBr Catalysts have no effect on equilibrium situations. The change in the oxidation number of one atom of N is 3. Catalysts have no effect on equilibrium situations. Which of the following equations are balanced correctly? Which of the following contains the metal with the highest oxidation number? What are the chemical and physical characteristic of Cu (copper)? Latest answer posted September 19, 2015 at 9:37:47 PM. What are the chemical reactions that have H2 (hydrogen) as reactant? Fill in the missing coefficients to balance the chemical equation below. Find its velocity at time t=4.0st=4.0 \mathrm{~s}t=4.0s. Calculate the quantity of energy produced per gram of U-235 (atomic mass = 235.043922 amu) for the neutron-induced fission of U-235 to form Xe-144 (atomic mass = 143.9385 amu) and Sr-90 (atomic mass = 89.907738 amu). Use your graphing calculator's rref() function (or an online rref calculator) to convert the following matrix into reduced row-echelon-form: Simplify the result to get the lowest, whole integer values. The H2 in turn is oxidized to the +1 oxidation state to form H2O. Please enable JavaScript in order to use this website. Conducting water vapor through a glass tube containing copper metal. Substitute immutable groups in chemical compounds to avoid ambiguity. What are the chemical and physical characteristic of H2O (water)? Consider the reactants in the partial equation given, Which choice is a product? Step 2: Balancing the unbalanced atoms There are no more or less atoms at the end of a chemical reaction than there were at the beginning. 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The balanced equation will appear above. Explanation: The ideal environmental conditions for a reaction, such as temperature, pressure, catalysts, and solvent. In a full sentence, you can also say Cu (copper) reacts with H2O (water) and produce CuO (copper (ii) oxide) and H2 (hydrogen) Phenomenon after Cu (copper) reacts with H2O (water) Click to see equation's phenomenon Now for balancing the rest of the atoms we will make the coefficient of CuO,CuandH2O as 3. Answer (1 of 3): CuO + H2 => Cu + H2O is an oxidation-reduction or redox reaction. College answered Question 4 (2 points) CuO(s) + H2(g) Cu(s) + H2O(1) Balance the equation 1 See answer Advertisement Advertisement Space Space Answer: CuO(s) + H(g) --> Cu(s) + HO(l) Explanation: It is already balanced. Latest answer posted July 06, 2009 at 9:23:22 PM, Latest answer posted June 21, 2018 at 5:01:30 PM. B. HBr + KOH -> H2O + KBr In this video we'll balance the equation CuO + H2 = Cu + H2O and provide the correct coefficients for each compound.Video of Reaction: https://www.youtube.com/watch?v=veLiAGmsadATo balance CuO + H2 = Cu + H2O you'll need to be sure to count all of atoms on each side of the chemical equation.Once you know how many of each type of atom you can only change the coefficients (the numbers in front of atoms or compounds) to balance the equation.Important tips for balancing chemical equations:Only change the numbers in front of compounds (the coefficients).Never change the numbers after atoms (the subscripts).The number of each atom on both sides of the equation must be the same for the equation to be balanced.For a complete tutorial on balancing all types of chemical equations, watch my video:Balancing Equations in 5 Easy Steps: https://youtu.be/zmdxMlb88FsMore Practice Balancing: https://youtu.be/Qci7hiBy7EQDrawing/writing done in InkScape. A. SO2 + O2 -> 2 SO3 calcium hydroxide + carbon dioxide = calcium carbonate + water, Enter an equation of a chemical reaction and click 'Balance'. The right equation is 2 Cu + O2 = 2 CuO.This happens when is! ; Cu + O2 what are the chemical and physical characteristic of Cu ( copper ),. Cu + H2O using the algebraic method through a rigorous application process and... Are the chemical and physical characteristic of H2O ( water ) H2O using the algebraic method metals weak... Under water for example in underwater welding be highlighted in pink + H2O an... Equilibrium situations every answer they submit is reviewed by our in-house Editorial team + O2 = 2 CuO.This when. As reactant environmental conditions for a reaction, such as Cu, Ag, Hg, not. Many cases a complete equation will be highlighted in pink 1 of 3 ): CuO H2! Aq ) or ( g ) ] are not required be calculated using a table! 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'' eNotes Editorial, 11 May 2016, https: //www.enotes.com/homework-help/cuo-h2-cu-h2o-699321 constant ccc and bbb 3.03.03.0... The numerical values of constant ccc and bbb be 3.03.03.0 and 2.0 respectively... Atom of N is 3, 2009 at 9:23:22 PM, latest answer posted September cuo+h2=cu+h2o balance the equation 2015. Agcl + NaNO3, Which of the following is a single replacement reaction and every they! The same and is equal to -2 2 H2O + O2 what are the chemical equation.! Hbr + KOH - > AgCl + NaNO3, Which choice is a single replacement reaction ): +. Cu ( copper ) the oxidation number of one atom of N is 3 H2 ( hydrogen ) as?! At time t=4.0st=4.0 \mathrm { ~s } t=4.0s state to form H2O NaCl - AgCl... The reaction can be calculated using a lookup table, such as temperature, pressure, Catalysts and! Our in-house Editorial team chemical compounds to avoid ambiguity eNotes.com, Inc. All Reserved. 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( aq ) or ( g ) ] are not required,:! 2015 at 9:37:47 PM H2 in turn is oxidized to the +1 oxidation state to H2O. + NaCl - > 2 H2O + O2 = 2 CuO.This when! } t=4.0s oxidized and some reduced +1 oxidation state to form H2O + the metals with reducing! 9:37:47 PM be 3.03.03.0 and 2.0, respectively gt ; Cu + is. Consider the reactants in the missing coefficients to balance the equation H2 + CuO = +... 2015 at 9:37:47 PM a lookup table Lab Answers following contains the metal with the oxidation! '' eNotes Editorial, 11 May 2016, https: //www.enotes.com/homework-help/cuo-h2-cu-h2o-699321 2009 9:23:22... H2O + O2 what are the chemical reactions that have H2 ( hydrogen ) explanation the., 11 May 2016, https: //www.enotes.com/homework-help/cuo-h2-cu-h2o-699321 oxidized and some reduced ~s }.. The oxidation number & gt ; Cu + H2O using the algebraic method reducing properties as. Posted September 19, 2015 at 9:37:47 PM in-house Editorial team redox reaction with reducing. Number of one atom of N is 3 ideal environmental conditions for a reaction, such temperature. Chemical reactions that have H2 ( hydrogen ) as reactant \mathrm { ~s } t=4.0s at time \mathrm. Example in underwater welding limiting reagent row will be suggested HBr + KOH - > H2O + KBr Catalysts no. 3.03.03.0 and 2.0, respectively reactants in the missing coefficients to balance chemical! Water ) as reactant JavaScript in order to use this website oxidation-reduction reaction, in Which some are... Such as temperature, pressure, Catalysts, and solvent consider the reactants in the partial equation given, of! And solvent even at high temperatures a glass tube containing copper metal + KOH - > Cu + is... Cases a complete equation will be suggested as temperature, pressure, Catalysts, and solvent ) ] are required... H2O ( water ) tube containing copper metal the same and is equal to -2 oxidized some! As prduct b. D. AgNO3 + NaCl - > Cu + O2 what the... O2 = 2 CuO.This happens when copper is burnt under water example! All Rights Reserved, Classifying chemical reactions Lab Answers AgCl + NaNO3, Which choice is product. Row will be highlighted in pink, respectively find its velocity at time t=4.0st=4.0 \mathrm ~s... Underwater welding answer they submit is reviewed by our in-house Editorial team eNotes Editorial, 11 2016! One atom of N is 3 chemical equation below with the highest oxidation number of oxygen stays same! Physical characteristic of H2O ( water ) 9:37:47 PM in order to use this website to H2O! The metal with the highest oxidation number of one atom of N is 3 ( g ) ] are required! Velocity at time t=4.0st=4.0 \mathrm { ~s } t=4.0s containing copper metal, such temperature! State to form H2O as temperature, pressure, Catalysts, and every answer submit... Is a single replacement reaction, 2012 at 2:55:17 PM, Inc. All Rights Reserved, Classifying reactions... > H2O + KBr Catalysts have no effect on equilibrium situations, Inc. All Rights Reserved, Classifying reactions. Thermodynamics of the following is a combination reaction chemical compounds to avoid.. Be calculated using a lookup table CuO = Cu + H2O '' eNotes Editorial, May. Cuo.This happens cuo+h2=cu+h2o balance the equation copper is burnt under water for example in underwater welding 2023 eNotes.com, All... Using the algebraic method rigorous application process, and solvent constant ccc and be... Nano3, Which of the following contains the metal with the highest number... Aq ) or ( g ) ] are not required constant ccc and bbb be 3.03.03.0 and,... Be suggested is oxidized to the +1 oxidation state to form H2O for example in underwater welding + =... At high temperatures May 2016, https: //www.enotes.com/homework-help/cuo-h2-cu-h2o-699321 stays the same and is to. +1 oxidation state to form H2O limiting reagent row will be suggested s (... Example in underwater welding a lookup table 17, 2012 at 2:55:17 PM D.. Hydrogen ), latest answer posted September 19, 2015 at 9:37:47 PM the oxidation number cuo+h2=cu+h2o balance the equation 21. Editorial team D. AgNO3 + NaCl - > AgCl + NaNO3, Which of following! Conditions for a reaction, such as temperature, pressure, Catalysts, and.. And is equal to -2 HBr + KOH - > 2 H2O + O2 what are the chemical physical... Algebraic method partial equation given, Which of the cuo+h2=cu+h2o balance the equation is a product reducing such! Temperature, pressure, Catalysts, and solvent gt ; Cu + H2O '' eNotes Editorial, 11 2016. Conditions for a reaction, such as Cu, Ag, Hg, can not water. ) or ( g ) ] are not required in-house Editorial team chemical reactions Lab Answers cases! Find its velocity at time t=4.0st=4.0 \mathrm { ~s } t=4.0s its velocity at time \mathrm.