Which of the following equations is not balanced? Group of answer choices C3H8 + 5 O2  3 CO2 + 4 H2O SO2 + O2  SO3 2 Al + 6 HCl  2 AlCl3 + 3 H2 2 H2 + O2  2 H2O 2 Na + 2 H2O  2 NaOH + H2

Q: how many moles of chromium (III)oxide are produced if 2 moles of ammonium dichromate are used?…

A: Given Reaction (NH4)2Cr2O7 ------> Cr2O3 + 4H2O + N2 Given moles of ammonium dichromate = 2 we…

Q: ow many moles of ammonia would be required to react exactly with 0.366 moles of copper(II) oxide in…

A: Given : 2 NH₃(g) + 3 CuO(s) → 3 Cu(s) + N₂(g) + 3 H₂O(g)

Q: Balance the following equation.  What is the coefficient for H2O?…

A: The reaction given is Al4C3(s)  +   H2O(l)    ⟶ Al(OH)3(s)  + CH4(g)

Q: When the following equation is balanced, the coefficients are __________. ___Al(NO3)3 + ___Na2S →…

A: Reactants: Al(NO3)3  (Aluminium nitrate)  Na2S (Sodium sulfide)  Products: Al2S3  (Aluminium…

Q: Balance each of the following equations. Please answer 1-5. 1. LiNO3 + Li --> Li2O + N2 2.…

A: solution                Given the unbalanced chemical equations Find the balance chemical equation…

Q: Question 1 Balance the following equation by selecting the coefficients in the dropdown boxes. Na +…

A: 1.  Balance chemical equation:                         2Na  +  2H2O    →    H2   + 2NaOH The…

Q: Using each of the following balanced chemical equations, calculate the number of moles of the first…

A: Given : Moles of CO2 produced = 5.00 mol. NOTE : There are some errors in the reactions given. I'm…

Q: How many moles of ammonia would be required to react exactly with 0.754 moles of copper(II) oxide in…

A: Ammonia reacts with copper (II) oxide to form copper metal, nitrogen gas, and water. The equation…

Q: Determine whether each of the following equations is balanced or not balanced:

A: We get to know that whether the given equation is balanced or not by counting various atoms of…

Q: balance the following equation  (NH4)2 SO4(aq)+     Ba(C2H3O2)2(aq)   ->   BaSO4(s) + NH4C2H3O2(aq)

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Q: An example of a correctly balanced equation is:   A. C4H10  +  O2  →  4 CO2 + 5 H2O   B. 4 LiH…

A: Balanced equation:  Balanced equation is an equation for a chemical reaction in which the number of…

Q: Balance the equation: a ((CH2)30 (CH2O)76 (NH3)16 (H3PO4) ) + b HNO3 = c CO2 + d N2 + e H3PO4 + f…

A: Balanced Equation 5(CH2)30(CH2O)76(NH3)16(H3PO4) + 532HNO3 → 5H3PO4 + 306N2 + 916H2O + 530CO2

Q: K₂Cr₂O₇ + HCl ---> KCl + CrCl₃ + Cl₂ + H₂O. When balanced it becomes K₂Cr₂O₇ + 14HCl --->…

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Q: Al2(CO3)3Al2(CO3)3 C. 1 mole of Na2CO3Na2CO3 is needed to react with 2 moles AlCl3AlCl3 D. 3 moles…

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Q: What is the coefficient of H2O when the following equation is balanced with the smallest set of…

A: According to the Law of conservation of mass " all atoms of different elements must be equal on both…

Q: Balance all the following equations and show work: C2H6(g) + O2(g) → CO2(g) + H2O(g) Al(s) + Cl2(g)…

A: In a balanced chemical equation, number of each element on either side of the reaction arrow must be…

Q: When the reaction given is balanced, there are   blank  atoms of oxygen and  blank  atoms of…

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Q: Question 32 Not yet answered Marked out of D Flag question Which equation is correctly balanced? 2Al…

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Q: Select the answer in which this equation is properly balanced: __ Na₃PO₄ + __ HCl → __ NaCl + __…

A: Given un balanced equation is __ Na₃PO₄ + __ HCl → __ NaCl + __ H₃PO₄ The reaction between sodium…

Q: It takes _______ moles of Ca(OH)2 (aq) to react _______ moles of H3PO4 (aq). Ca(OH)2 (aq) + 2 H3PO4…

A: The balanced reaction given is  Ca(OH)2 (aq) + 2 H3PO4 (aq) → Ca(H2PO4)2 (aq) + 2 H2O (aq)

Q: following unbalanced chemical reaction:  C2H4Cl2 + NH3 → C2H8N2 + HCl If you mixed 3.5 moles…

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Q: 3. Which of the equations below is best balanced? How do you know? a. C5H1005+ O2→ CO2 + H2O b.…

A: A chemical reaction is said to be balanced when equal number of atoms for each element are present…

Q: What is the coefficient the should be placed in front of phosphorus trifluoride (PF3)? * F2+ P4 PF3…

A: The  coefficient can be obtained by balancing the equation:

Q: Consider the following reaction:    A (g) + 2 B (g) 3 C (g) If you have 3.08 moles of A and 9.60…

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Q: ccording to the equation below, what is the limiting reactant if you combine 2 moles of N2 with 3…

A: Given : We have to find out the limiting reagent.

Q: If 7.12 moles of oxygen reacts with excess phosphorus according to the balanced chemical equation…

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Q: According to the equation below, what is the limiting reactant if you combine 2 moles of N2 with 3…

A: Limiting reagent is defined as species which gets completely used up after the completion of…

Q: What is the sum of coefficients when  the following equation is balanced? ____ B2 O3   +  ______ C…

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Q: What is the sum of the coefficients after the following equation is balanced? Al203 + H2SO4 –→…

A: We can balance the reaction so that the reaction obey the law of conservation of mass.  The number…

Q: Which of the following shows how to convert 35 grams of N2 into grams of NH3 using the equation…

A: We have to predict the correct expression for calculating mass of ammonia.

Q: When the equation P4(s) + H2(g) -> PH3(s) is balanced, we can tell that 2.0 moles of H2 will do…

A: Produce 1.3 moles of PH3 is the correct option

Q: Balance each of the following skeletal equations. C6H14(g) + O2(g) ------> CO2(g) + H2O(g)

A: The given skeletal equation is  C6H14(g) + O2(g) ------> CO2(g) + H2O(g) The balanced chemical…

Q: Count the atoms on both sides of the equation to demonstrate that these equations are balanced.…

A: In a balanced chemical reaction number of each atom present in each side of a reaction(reactants and…

Q: 2. Nitric oxide (NO) reacts with oxygen gas to form nitrogen dioxide (NO2 ), a dark-brown gas:…

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Q: What are the coefficients when the following equation is properly balanced? 2H6S + O2 --> CO2 + SO2…

A: What are the coefficients of the given reaction--

Q: 4.When the equation below is balanced the coefficient of nitric acid, HNO3 is. Zn + HNO3 - Zn (NO3)2…

A: According to the Law of conservation of mass " all atoms of different elements must be equal on both…

Q: 10. Balance each equation : a. N2H4 ➡️NH3 + N2 b. NO2+O2+H2O ➡️HNO3

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Q: Identify the limiting reagent in each of the combinations of reagents given in the following…

A: A chemical equation is the symbolic representation of a chemical reaction in form of symbols where…

Q: Which of the following chemical reactions is correctly balanced?    3 Fe + 4 O₂ → Fe₃O₄ 2 Fe + O₂ →…

A: To identify: Correctly balanced reaction.

Q: What are the correct coefficients for the following equation when balanced correctly?What are the…

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Q: For each of the following balanced chemical equations, calculate how many moles of product(s) would…

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Q: Which of the following reaction is not balanced? a. BaO + 2 HCl ​→ BaCl2 + H2O b. 2 SO2 + O2 ​→ 2…

A: According to the law of conservation of mass, the quantity of each element does not change in a…

Q: How many moles of ammonia would be required to react exactly with 0.584 moles of copper(II) oxide in…

A: Answer :-  0.389 mol NH3  The moles of ammonia will be required to react exactly with 0.584 moles of…

Q: Moving to another question will save this response. Question 15 properly balanced? Which one of the…

A: The first, third and fifth equations consist of unequal numbers of oxygen on both sides. The fourth…

Q: Based on the following reaction:     3 CO + Fe2O3  2 Fe + 3 CO2 What is the mole ratio of carbon…

A: Given  Reaction  3 CO + Fe2O3    ------->  2Fe   +  3CO2  Mole ratio of Carbon mono oxide to Iron…

Q: How many moles of O2 react with or are produced by 6.75 moles of the first reactant shown in each…

A: Mole of a substance or a mole of a particles is defined as exactly 6×10^23 particles which may be…

Q: equations is not balanced

A: In the balanced chemical equation, the law of conservation of mass is obeyed, the mass of the…

Q: Answer the given questions. Write down your answer clearly. 2. Which is the industrial preparation…

A: The number of moles of reactants will be calculated using the unitary method as shown in the…

Q: Balance the following HNO3 + Ba(OH)2→ PCl5 + H2O → H3PO4 + HCl AgBr + GaPO4 →    Ag3PO4 +  GaBr3…

A: Balanced chemical reaction is the chemical equation that contains an equal number of atoms of each…