What is the theoretical yield for Cr that can be produced by the reaction of 14.1 g of Cr203 with 30.0 g of Al according to the following chemical equation? 2AI + Cr203 - Al203 + 2Cr OA. 67.4 g O B. 15.1 g OC. 104 g O D. 99.9 g OE. 9.65 g

Q: calculate the mass of C2H2 needed to produce 35.0 moles of CO2

A: Combustion of C2H2 ( ethene ) produces CO2 ( carbon dioxide ) and  H2O ( water ).  The balanced…

Q: What mass in grams of CO2 is evolved in the complete decomposition of a 2.300-g sample that is 38.0%…

A:

Q: What is the theoretical yield of vanadium that can be produced by the reaction of 40.0 g of V,0,…

A: The balanced chemical reaction is as follows: V2O5(s) + 5Ca(l)------------>2V(l) + 5CaO(s). The…

Q: Pure copper may be produced by the reaction of copper(I) sulfide with oxygen gas as follows: Cu2…

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Q: Balance the following chemical reactions. 10. KClO3 -> KCl + O2 11. H2 + F2 -> HF 12. BaCl2 + KIO3…

A: Given     Un Balanced Reaction    KClO3         →   KCl + O2      H2  + F2   →  HF     BaCl2   +…

Q: percent of

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: 7.5 g aluminum was heated with sodium chlorate (NaClO3) in an evacuated glass vessel. The heating…

A: A numerical problem based on the oxidation of Al into Al2O3, which is to be accomplished.

Q: 27. Consider the following reaction: 4V + 302 → 2V2O3 How many grams of O2 are needed to react with…

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Q: A metallurgical laboratory carried out analysis of a sample in which analysis of Mn was done by…

A: The mass of the ore sample is = 3.18 g The mass of the MnSO4 precipitate is = 0.28 g The percentage…

Q: What is the percent yield of CO2 if the reaction of 10.0 grams of CO with excess O2 produces 12.8…

A: Number of moles of Co= Given mass of CoMolar mass of CoGiven mass of CO= 10.0 gramsMolar mass of…

Q: 32 5. Consider the following equation: 2C2H6 + O2 - 4CO2 + When .004 moles of C2H6 are burned the…

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Q: What is the theoretical yield of sodium carbonate, expressed in grams, if 128 g of NaCl were used in…

A:

Q: The balanced equation for the decomposition of potassium chlorate is shown below. When carried out…

A: Mass of KClO3 consume in reaction = 0.0039 kg = 3.9 g Mass of KCl produced in reaction = 1.2 g Molar…

Q: In the direct reaction of silicon with Cl 2 the yield of SICI 4 is 50 percent. How many grams of…

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Q: Hydrogen (H2) gas is reacted with hot Mn2O3 (s) to form water vapor and a solid consisting of 72% Mn…

A: The mass percent of Mn in solid formed is 72% and the mass percent of O is 28%. Considering the…

Q: If you mass 0.430 g of Co(NO3)2-6H2O and dissolve it in water, what further information would you…

A: Solution-  (a). we know that  No. of moles = given massmolar mass we need to molar mass of the…

Q: Write the balanced equation for the following reactions a.     C6H10(g) +      O2(g)   ⟶⟶   CO2(g)…

A: Solution- Above unbalanced equations with balanced is given below- a.   2  C6H10(g) +    17  O2(g)…

Q: 3. What is the percentage of sulfur in a sample of 2 gm of coal that gave a precipitate of 0.084 g…

A: Moles of sulfur ( S ) atoms = moles of BaSO4 =  given mass of BaSO4molar mass of BaSO4 = 0.084233.4…

Q: 0.4334 g sample of canned tuna was analyzed by the Kjeldahl method; 24.61 mL of 0.1180 M HCI were…

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Q: %24 4. What kind of reaction is this? Ba(CIO3)2→BAC12+302 O Combustion O Synthesis O Sirgle…

A: Decomposition reaction can be defined as the chemical species breakdown into smaller chemical…

Q: fe2o3 + 3co→2fe + 3co2 The reaction of 167g fe2o3 with 85.8g co produces 72.3g fe. determine the…

A: Determine number of moles of each reactant: From the balanced equation, it is clear that 1 mol…

Q: 7. If you want to produce 100.0 g of aluminum, how many grams of aluminum oxide should you start…

A: 2Al2O3 + 3C ----> 4Al + 3CO2mass of aluminium (Al) produced = 100.0 gmass of aluminium oxide…

Q: A flame test was carried out on solid sodium carbonate. The flame colour will be A Red O B Lilac C…

A: Sodium carbonate : NaHCO3

Q: How many grams of Ag2CrO4 can be produced from 1.200g of AgNO3?

A: Given, amount of AgNO3 =1.200 gramwe are asked to calculate the  amount of Ag2CrO4 produced from…

Q: Balance the following equation. If the coefficient is "1," you must enter the 1. C2H5NH2(1) + 02(g)…

A: Tha balanced reaction is the one in which elements on both sides are present in equal numbers.

Q: What mass of NO could be produced from 2.5 G of oxygen gas in the presence of excess ammonia ?…

A: The balanced Chemical Reaction given in the question -   4NH3(g) + 5O2(g) ---> 4NO(g) + 6H2O(I)…

Q: Which of the following is correct? 1. Forests are a long term source of CO₂ to the atmosphere 2.…

A: Participation of forests in the greenhouse effect can be better understood by carbon cycle at the…

Q: 3. How many grams of sodium metal will be produced from 140g of NaN3? O 49.5g O 215g 0 42g O 99E

A: • No. of moles=Gives massMolar mass• Mass = No. of moles × Molecular weight• Molar mass of NaN3 = 65…

Q: Balance the chemical equation. Au + HCl + HNO3 AuCl3 + NO + H20 Assume the coefficient of H, 0 is 2.…

A: Given,

Q: 2. The hydrogen sulfide in a 50.0 g sample of crude petroleum was removed by distillation and…

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Q: How many grams of H2O are produced if 43.2 g of O2 are consumed in the following reaction? C3H8 + 5…

A:

Q: What are the resulting products formed when LiBr reacts with F2 in a Single Replacement Reaction?

A: Single Displacement reaction  When one element replaces another one in a chemical reaction, such…

Q: 22. Copper is obtained from sulfide ores through a two-step process consisting of roasting the ore…

A: Copper sulfide reacts with oxygen and carbon to give copper, sulfur dioxide, and carbon monoxide.…

Q: 8. Write balanced chemical equations for the following reactions. a. The reaction of gaseous…

A: A chemical reaction will be called balanced when all atoms in reactants and products will be equal.…

Q: Nitric acid is manufactured in the Oswald process, which involves the catalytic oxidation of ammonia…

A: Given: Reaction yield = 92.0 % Volume of NH3 = 1.00 m3 = 1000 L molar mass of HNO3 = 63.01 g/mol…

Q: Give the theoretical yield, in moles, of CO2 from the reaction of 4.00 moles of C8H18 with 4.00…

A: We have to calculate the theoretical yield of CO2 from the reaction of 4.00 moles of C8H18 with 4.00…