6. Name the reactants in the following chemical equation, H2O + O2 ---> 3O + H2 H2O and O2 Name the products in the following chemical equation, H2O + O2 ---> 3O + H2 Answer Save. Which chemical equation is balanced? Write a balanced chemical equation for the reaction that occurs when Mg(s)reacts with Cl2(g). Now the equation looks like, C8H18 + 25/2 O2 Æ 8 CO2 +9 H2O . SO2 + HF. The equation is balanced. h2 o2=h2o balanced equation. help. This means for 1 mol oxygen we need 2 moles of H2 … - one oxygen atom. Therefore, atoms that are present on one side of the equation must be present on the other side as well. Thus the reaction is not balanced. Oxygen. There is only 1 Oxygen on the right side, so multiply a few items by 2 and: 2H2 + O2 -> 2H2O. Positive: 50 %. Balance the equation: {eq}C_2H_6 + O_2 \longrightarrow CO_2 + H_2O {/eq}. AAAAAAA How many oxygen atoms are there now? 2. explain why this is incorrect Answers ( 1 ) Soma 23 December, 18:38 User: Which chemical equation is balanced? 2 H 2 + O 2 → 2 H 2 O. A balanced equation has equal numbers of atoms on both sides. This equation will never balance. First i notice that there is one Oxygen on the right and 2 oxygen atom on the left, then i decided to balance the O. there are 2. BTW: H2 + (1/2)O2 -> H2O is balanced, but not quite semantically correct. 2h2 + o2 = 2h2o. 2 H2 + O2 -> H2O is a balanced equation for this reaction. balance the following chemical equation and calculate the amount of water in grams formed from 100.0 L at 0 celcius and 1 atom of hydrogen and an excess amount of oxygen. For H, the equation balances only if 2a + 0b = 2c. C3H8 + O2 ! For O, the equation is 0a + 2b = 1c, and we get the matrix row [0, 2, −1]. Now we make an equation for each unique element. Which equation is balanced? When the equation H2+O2 = H2O the oxygen atoms are out of alignment. H2 + O2 = H2O - Chemical Equation Balancer. New questions in Chemistry. 2 H2 + O2 → 2 H2O [balanced as written] 0.47 moles of O2 would react completely with 0.47 x (2/1) = 0.94 moles of H2, but there is more H2 present than that, so H2 is in excess and O2 is the limiting reactant. balancing-chemical-equations-h2-o2-h2o 2/5 ... guest equation of a chemical reaction and press the Balance button. On the left side we have 2x H (in H2), On the right side we have 4x H (in 2H2O). Thus, H2 + O2 -> 2H2O . P2O5. 2Mg + O2 - > MgO B. Mg + O2 - > 2MgO C. 2Mg + O2 - > 2MgO D. 2Mg + 2O2 - > 2MgO Consult a list of common ions. Balancing of Chemical Equations: A chemical equation represents a chemical reaction using … Both sides must be balanced. Enter an unbalanced equation: ( Example: H2 + O2 = H2O ) Acidic solution: Basic solution: Neither: Display mass information. MgO. H2 + O2 -> H2O. H2 + O2 -> H2O balance the following equation? H2S + O2 → H2O + SO2 Number of each atom on the reactant side: H is 2; S is 1; O is 2 Number of each atom on the product side: H is 2; S is 1; O is 3 Therefore, oxygen is out of balance. H2O. You cannot balance Al + NaOH = NaAlO2 + H2 because that reaction will not run. Balance the equation-rn. Fe + O2 + H2O ---->Fe2O3. BBBBBBB It makes the hydrogen 4 on the reactants side. What Coefficients must be added and where to balance the above equation? H2 + O2 -> H2O (needs more oxygen) H2 + O2 -> 2H2O (needs more hydrogen) 2H2 + O2 -> 2H2O (balanced!) Reaction Information. 2H2 + O2 -> 2H2O balanced CO2 + H2O. Favorite Answer. 2H2 + O2 → 2H2O. It is a common practice to express the coefficients (prefixes) in whole numbers rather than fractions. bazanarina bazanarina Answer: 2H2+O2 ️2H2O is balanced. Examples: Fe, Au, Co, Br, C, O, N, F. What is the correct balanced chemical equation for this reaction? H2 + H2 + O2 H2O + 2 See answers gayatribaviskar979 gayatribaviskar979 The second equation is unbalanced that is Sr + O2 2SrO Balanced equation will be 2Sr + O2 2SrO HOPE IT WILL HELP YOU MARK IT AS BRAINLIEST... opposedtocrackers opposedtocrackers Answer:Sr + O2 2SrO. Answer #6 | 03/03 2015 03:11 2H2 +O2->2H2O the ratio of H2O is H:O= 2:1 this is the equation of the fuel cell, which involves redox reaction. H2+ O2 + H2O + O2 H2+ O2 + H2O 2H2 + O2 + 2H2O 4H2 + O2 + H2O +O See answer meemz is waiting for your help. In CuSO4 , Cu is in the oxidation state of +2 which is converted to metallic state (oxidation number 0). chemistry. Recall the stoichiometric coefficients (the numbers before the individual species) in a. balanced chemical reaction refer to the number of moles of that species involved in the. 4. chemical reaction. 3. 1. Share 0. here is ur balanced EQ. You can never get 2 oxygen atoms on the right hand side of the equation without also getting 2 Na atoms there. chemical reaction. Use uppercase for the first character in the element and lowercase for the second character. be balanced on both sides according to the Law of Conservation of Mass, which says that matter cannot be created or destroyed. To balance a chemical equation, enter an. 1. The answer is: H_2 + 1/2O_2 -> H_2O Cut the equation in half: Reactants H - 2 O - 2 Products H - 2 O - 1 O_2 is one oxygen molecule - there is only one oxygen atom in H_2O. The balanced equation will appear above. Mg + O2 ! Methane, CH4, burns in oxygen gas to form water and carbon dioxide. 4. Balanced Chemical Equation. For eg, Na + Cl ---> NaCl (this is balanced because there's 1 Na in reactant and 1 in product, and same case for chlorine) H2 + O2 > H2O (This is not balanced because there's two oxygen on reactant and only one on product so we multiply h2o by two and H2 by 2) H2 + O2 ! 1 decade ago. A. When 2H2 is made then there are 4 hydrogen atoms on the reactants side and 4 on the products. Because of the lack of 1 oxygen atom on the products side, the chemical equation violates the law of conservation of matter. This … Because you have two oxygen atoms on the left and only one oxygen atom on the right! There are two oxygen atoms in the reactants and only one in the products. The decomposition of water into hydrogen gas H2 and oxygen gas O2 can be modeled by the balanced chemical equation A) H2 + O2 → H2O B) H2O → H2 + O2 C) 2H2 + O2 → 2H2O D) 2H2O → 2H2 + O2 . The balanced equation will appear above. Share with your friends. 2Fe+O2+H2O=Fe2O3+H2. c. Comments Off on h2 o2=h2o balanced equation. C3H8 + O2 ! 5. Add your answer and earn points. Sulfur dioxide dissolves in water to form sulfurous acid by the following, balanced equation: SO2 + H2O =====> H2SO3. P4 + O2 ! Express your answer as a balanced chemical equation. In our matrix, we actually represent this equation as 2a + 0b − 2c = 0, using the row of integers [2, 0, −2]. In many cases a complete equation … To balance the amount of H on both sides, we have to multiply H2 (on the left side) by 2. 6. 1 Answer. H2 + O2 → 2H2O. P2O5. 5. Balanced equations are where the number of elements of on one side equal the other side. 1 ; o2+fe+h2o-2 ; WHAT IS MEANT BY O2. New questions in Physics. SF4 + H2O ! Balance the equation H2+O2=H2O Get the answers you need, now! Mg + O2 ! 2. Now, one H2 on the left and two H2 on the right, then. When a two is added in front of the H2O there are now two oxygen atoms on both sides. This is the balanced equation, nothing wrong with that except the fraction front of O2. The balanced equation will appear above. (0.47 mol O2) x (2 mol H2O / 1 mol O2) x (18.01532 g H2O/mol) = 16.9344 g = 17 g H2O = 1.7 x 10^1 g H2O 5 ; View Full Answer here is ur balanced EQ. So, in order to balance it, put a 1/2 next ox O_2 - half of O_2 is O_1 (O) i.e. Sulfur TRIoxide is dissolved in water to make sulfurIC acid, H2SO4. 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. P4 + O2 ! Recall the stoichiometric coefficients (the numbers before the individual species) in a. balanced chemical reaction refer to the number of moles of that species involved in the. CH4 + O2 → CO2 + H2O CH4 + 3 O2 → CO2 + 3 H2O CH4 + 2 O2 → CO2 + 2 H2O CH4 + 2 O2 → 4CO2 + 4 H2O REMEMBER to balance an equation, we can change coefficients, but … SF4 + H2O ! MgO. A. CH4 + O → H2O + CO2 B. CH4 + 4O → 2H2O + CO2 C. CH4 + O2 → H2O + CO2 D. CH4 + 2O2 → emdjay23|Points 3298| User: Which chemical equation is balanced? SO2 + HF. Use uppercase for the first character in the element and lowercase for the second character. A. H2 + O2 - > H2O B. H2 + O2 - > 2H2O C. 2H2 + O2 - > 2H2O D. 2H2 + 2O2 - > 2H2O Weegy: 2H2 + O2 - > 2H2O is the balanced equation. Now the equation is balanced. Example: H2 + O2 ( H2O. Is Fe CuSO4 feso4 CU a redox reaction? Explain. Balancing Equations Name: _____ Write the correctly balanced equation in the blank below it: H2+02 -> H20. A. H2 + O2 - > H2O B. H2 + O2 - > 2H2O C. 2H2 + O2 - > 2H2O D. 2H2 + 2O2 - > 2H2O Reactant Product This equation is unbalanced. To balance a chemical equation, enter an equation of a chemical reaction and press the Balance button. Examples: Fe, Au, Co, Br, C, O, N, F. Ionic charges are not yet supported and will be ignored. CO2 + H2O. This equation is not balanced. What it needs is to have equal numbers of atoms on each side of the "->" sign. 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