42.7 g of chromium oxide III is mixed with 9.8 g of Aluminium and reacts until one of the reagents is finished, producing metal chromium and aluminum oxide. The mass (in grams) of the excess reagent that was not used are:  Cr2O3 + 2Al = 2Cr + Al2O3    Answers:  a)25  b)9.8  c)15  d)12  e)29

Q: 3. What mass of ZnC12 can be prepared from the reaction of 3.27 grams of zinc with 3.30 grams of…

A: Mass of zinc = 3.27 g mass of HCl  = 3.30 g The reaction between Zn and HCl is, Zn + 2 HCl → ZnCl2 +…

Q: Balance the following equations: (g) H2O2 ⟶ H2O + O2 (h) N2 +H2 ⟶NH3 (i) Zn+AgCl ⟶ZnCl2 +Ag

A: In a balanced reaction, there should be a present equal number of atoms of all elements on both…

Q: Limiting reactant: 3. 8 NO2 + Til4 Ti(NO:)4 + 4 NO 19.7g 24.2 g 60

A:

Q: Consider the harber-bosch process for the synthesis of ammonia from its elements. Calculate the…

A: The given chemical reaction as follows,N2(g)+3H2(g)⇌2NH3(g)amount of H2 for reaction =15.6 gramand…

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A: Note: Since you have posted a question with multiple subparts, we will solve the first three…

Q: 2 Al + 3 Cl2 2 AlCl3   Aluminum reacts very vigorously with chlorine. 0.674 moles of chlorine will…

A: The moles of product produced = 0.449 mol The moles of aluminium metal needed  = 0.449 mol

Q: Q5) Determine the empirical formula of a compound that has (by mass) 85.7% carbon, 14.28% hydrogen.…

A: By mole ratio method we can calculate the mole of Cl2  1 mole of SiCl4 produce by 2 mole of Cl2

Q: What mass (in g) of silver oxide, Ag20, is required produce 27.1 g of silver sulfadiazine,…

A: Given, 2C10H10N4SO2 + Ag2O  → 2AgC10H9N4SO2 + H2O mass of silver sulfadiazine (AgC10H9N4SO2)…

Q: Balance the following equation by filling the gaps with appropriate numbers. Oco + 0HCI + OcoCI, Со…

A: To balance the equation we must know,  Atoms on reactant side = Atoms on Product side  ° As Co atoms…

Q: 5. Identify the oxidizing agent and reducing agent in the following reaction. 2Al(s) + 3H₂SO4(aq) →…

A:

Q: Methanol (CH3OH) burns in air according to the equation 2CH;OH + 30, → 2CO, + 4H,O If 229 g of…

A:

Q: Question: Identify the type of reaction as a combination, decomposition, single replacement, double…

A: We need to identify the given reaction and then need to balance it. An equation for a chemical…

Q: 1. The following equation is unbalanced. Create an atom inventory, then balance the equation.…

A: Given data, Al(NO3)3(aq)+K2S(aq)→KNO3(aq)+Al2S3(s) Balance the above chemical equation.

Q: When 40.0 g of copper are reacted with silver nitrate solution      Cu  +  2 AgNO3  -->  Cu(NO3)2…

A: Solution:     Percentage yield shows the amount of product actually formed compared with the amount…

Q: Balance the following chemical reaction and determine the coefficients of Fe2(SO4)3 and H2O,…

A: For balancing the equation we must follow one rule that is the number of atom in left side must be…

Q: 7. CaSO4 + 2AGNO3 → Ag2SO4 + Ca(NO3)2 a. If 288 of silver sulfate are produced, calculate the grams…

A: Given-> Weight of Ag2SO4 = 288 gm

Q: b The Ostwald process for the commercial production of nitric acid from ammonia and oxygen involves…

A: Given reactions.

Q: Balance the following chemical equation. 1. Al2(SO4)3 + Ca(OH)2 – Al(OH)3 + CaSO4haheTni neeerg…

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Q: Balance the following chemical equation: Fe2(SO4)3 КОН -> K2SO4 + Fe(OH)з

A: Balance chemical equation

Q: Question 30 of 37 Submit Write a balanced chemical equation based on the following description: iron…

A: Iron is a solid. Oxygen is a gas. Iron Oxide is a reddish-brown solid. In the subscript of balanced…

Q: impurity, for example, when 2 g is dissolved in water and oxidized, then precipitated Fe (OH)3 is…

A:

Q: 1. Balance the following chemical equations: HNO3(aq) b. a. N₂O5(g) + H₂O(1) K₂0(s) + H₂O(1) →…

A:

Q: 1. (NH4)2CO3 + H₂O H₂CO3 + NH4OH A. Balance the Equation:

A: The Chemical reaction follows the law of conservation of mass. According to the law of conservation…

Q: Balance the following equation Ca(OH)2 + H3 04  ------> H20 + Ca3 (PO4)2

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

Q: Fe(C5H;)2 + CgH4(=O)2 + HCl (aq) what is the full chemical equation for this?

A: A question based on redox reaction, which is to be accomplished.

Q: Given the reaction below, if  3.64 moles of Vanadium (V) were reacted with 4.88 moles of Oxygen (O2)

A:

Q: Balance the following equations. (Use the lowest possible coefficients. Omit states-of-matter in…

A: (a) The balanced equation of the given reaction is as follows:

Q: 3 FeS2   +  11 O2   →  Fe3O4   +  6 SO3 100 g of iron sulfide was reacted with excess oxygen,…

A: The amount of product formation will take place according to limiting reagent. In the given case,…

Q: 2KHC4H406 + Na2C03 H20 + 6 H20→2 KNAC4H406.4 H20 + co21 Balanced Chemical Reaction % Composition by…

A: Interpretation -  To determine the % composition by mass of each compound for this given reaction -…

Q: For each of the following chemical reactions, calculate the maximum mass of the underlined product…

A: a) Given: Mass of the reactant=1.000g The given reaction is  CaCO3+ H2O→Ca(OH)2 + CO2 We know that,…

Q: Calculate the number of moles of CrCl3 that could be produced from 50.5 g Cr203 according to the…

A:

Q: Balance the following chemical equation (if necessary): C,H,O(1) + 0,(g) → H,O(g) + CO,(g) 5 2 2 3.…

A:

Q: Balance the following equations.

A: Steps to balance a chemical equation        1. Write unbalanced equation         2.  Make a list…

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A: The objective of the question is to identify the functional group in an amino acid that reacts with…

Q: Balance the following chemical equations: a)Na2SO3 + H3PO4 → H₂SO3 + Na3PO4 b)Pb(NO3)2(aq) +…

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A:

Q: Balance these chemical equations. (Use the lowest possible whole number coefficients.) (a)    SO2 +…

A:

Q: 1. a) Explain (i.e dictionary definitions alone will not be sufficient) what you understand by the…

A: a) Explain terms - A) Atomic Number - Atomic number, the number of a chemical element in the…

Q: For the experiment " limiting reactant " and after filtering the precipitate, you checked the…

A: In this i will suppose both th is e cases . One in which Bacl2  is limiting reagent and second in…

Q: Q5) Determine the empirical formula of a compound that has (by mass) 85.7% carbon, 14.28% budr

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Q: Balance these chemical equations. (Use the lowest possible whole number coefficients.) (a)    Sr +…

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Q: Aluminum chloride is made from scrap aluminum through the following balanced reaction. 2 Al (s) + 3…

A:

Q: 13. Using the following reaction, answer the following questions: Balance the reaction. Ba(NO3)2…

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Q: 2. Glucose (C,H,,0,) reacts with excess oxygen to produce 150 g water. 02 сО2 + H20 C6H1206 + a)…

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Q: Balance the following equations: d) K+H2O ⟶KOH+H2 (e) Mg+O2 ⟶MgO (f)O3⟶O2

A: Balance the following equations--

Q: Fe(NH.)2(SO4)2-6H20 + H;C¿O4 + K2C,04 + H2O2→ K3FE(C204)3-3H;O + (NH.)2SO, + H,SO, + H,O. 1. Balance…

A:

Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".