A sample of calcium Metal with a mass of 2.00 g was reacted with access oxygen. The following equation represents the reaction that took place. That I said that a product weighed 2.26 g what was the percentage yield  of the reaction

Q: A student isolated 25 g of a compound following a procedure that would theoretically yield 81 g.…

A: Theoretical yield is actually the product obtained on complete reaction of the limiting reactant.…

Q: 0.3061 g of dissolved oxalic acid dihydrate (molecular weight = 126.064 g/mole) is reacted with 20.0…

A:

Q: Calculate the mass of limestone (CaCO,) that must be decomposed to produce 475 g of lime (CaO). The…

A: Mass of CaO = 475 g Molar mass of CaO = 56.077 g mol-1 Molar mass of CaCO3 = 100.087 g mol-1

Q: A burning candle wax reacts with oxygen.  After a glass jar is placed over it, the candle goes out.…

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A: Writing balanced chemical reaction

Q: A 1.274 g sample of copper(II) sulfate was dissolved in water and allowed to react with excess zinc…

A: When copper sulfate solution is reacted with excess zinc, then the zinc metal displaces copper…

Q: In a combination reaction, 2.22 g of magnesium is heated with 3.75 g of nitrogen. a) Which reactant…

A: in balanced chemical equation number of atoms of each species are equal on both reactent and product…

Q: When 0.422 g of phosphorus is burned, 0.967 g of the white oxide PxOy is obtained, according to the…

A: moles = mass / molar mass  moles P = 0.422 g / 30.97 g/mol = 0.01363 mol  moles O = (0.967 g -…

Q: If 30.00 mL of 2.00 M KOH reacted completely (according to our equation), what mass of aluminum has…

A: The volume of KOH is 30 mL of 2M KOH The number of moles is n = 30.0 x 10-3 x 2…

Q: Methane (CH,) is the main component of marsh gas. Heating methane in the presence of sulfur produces…

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Q: Balance the following chemical equation (if necessary): C,H,,(g) + 0,(g) → H¸O(g) + CO,(g)

A: Given chemical equation,  C5H10(g) + O2(g) → H2O(g) + CO2(g)

Q: A sample of 42.9 g MnO, is added to a solution containing 41.3 g HCl. What is the limiting reactant?…

A: number of moles = mass/molar mass  mass = moles × molar mass  percent yield ={actual…

Q: In a combination reaction, 1.62 g of lithium is mixed with 6.50 g of oxygen. (a) Which reactant is…

A: a) The balanced equation is, 4 Li(s)+O2(g)→2Li2O The number of moles of Lithium is Moles=1.62 g1 mol…

Q: How many grams of chlorine gas can be produced from the electrolytic decomposition of 874 g of…

A: The reaction of electrolytic decomposition of calcium chloride -  CaCl2aq →Cas + Cl2g

Q: Is each of the following statements true or false? Correctany that are false:(a) A mole of one…

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and…

Q: 24.7g of potassium chlorate was produced. The theoretical yield should be 18.02g, what is the %…

A: This question is related to finding out the percentage yield of the reaction. Apply the required…

Q: At what masses do the molecular ions occur? What are the percentages of each molecular ion?

A: Bromine has two isotopes 79Br and 81Br with equal abundance i.e. 1:1. The mass of the two isotopes…

Q: Aluminum oxidizes according to the following equation:   Al +  O2  ----->  Al2O3   a. Powdered Al…

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Q: Consider the reaction of 30.0 mL of 0.235 M Bal, with 20.0 mL of .315 M Na;PO4. Since Bal, is…

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Q: for the balanced equation below how many grams of cobalt (lll) carbonate can be produced by reacting…

A: Given, mass of Na2CO3 = 39.2 g Molar mass of Na2CO3 = 105.98 g/mol Molar mass of Co2(CO3)3 = 297.8…

Q: Nexi An aluminum can is cut into small pieces. A 0.62-g sample of the aluminum chips is used to…

A: Given: Mass of aluminium used = 0.62 g.

Q: What is the theoretical yield of magnesium phosphate (in grams)?

A: a. Balanced equation of the reaction: 2H3PO4 + 3Mg(OH)2 Mg3(PO4)2 + 6H2O 2 equivalents of H3PO4…

Q: Solutions containing 5.03g of calcium chloride and 2.78g of silver nitrate are combined to from 1.00…

A: NOTE : Since it is not mentioned that which product is having 1 g yield. Hence we can assume it to…

Q: In a combination reaction, 2.22 g of magnesium is heated with 3.75 g of nitrogen. (a) Which…

A: First of all, we will write the balanced reaction of Magnesium with Nitrogen alongwith molar masses…

Q: In a combination reaction, 2.22 g of magnesium is heatedwith 3.75 g of nitrogen. (a) Which reactant…

A: Given : Mass of magnesium taken = 2.22 g And mass of nitrogen taken = 3.75 g Atomic mass of…

Q: 50.00g of compound A (molar mass=56.48g/mol) and 17.56g compound B (molar mass = 49.60 g/mol) react…

A: Number of moles of a substance is equal to the mass of a substance divided by its molar mass.

Q: For this reaction, 17.4 g iron reacts with 37.0 g chlorine gas. iron (s) + chlorine (g) →iron(III)…

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Q: Pure aluminum (Al) metal reacts with hydrochloric acid (HCI) to produce aluminum chloride AICI,) and…

A: Given values-> Expected mass of AlCl3 formed = 3.5 gm (Theoretical yield) Actual mass of AlCl3…

Q: How many grams of fluorine (F,) are required to produce 264.0 g of CoF,?

A: Since you have posted multiple questions, we are entitled to answer the first only. Please repost…

Q: Hello, these questions were not answered and I was wondering if I could get  some help answering…

A: Hey since you have posted a sub-part question we would answer first three sub-parts only. If you…

Q: In a combination reaction, 1.62 g of lithium is mixed with6.50 g of oxygen. (a) Which reactant is…

A: The limiting reagent in a chemical reaction is a reactant that is totally consumed when the chemical…

Q: 350 mL of O.678 M siver nitrate is mixed with 400 ml. of 0 543 M sodium iodide, detemine the…

A: The chemical reactions occur according to the stoichiometry of the reactants and products.the…

Q: Consider titanium. It is a metal with the same strength as steel but it is 45% lighter. It is also…

A: Mole is the amount of the substance that contains the same number of particles or atoms or…

Q: Write a balanced chemical equation based on the following description: the reaction of aluminum…

A: The reaction of aluminum metal with aqueous sulfuric acid to form aqueous aluminum sulfate and…

Q: 19. A product weighing 12.11 g was isolated/obtained in the laboratory. The maximum amount of…

A: Given,  A product weighing 12.11g was obtained in the experiment, the maximum product can be…

Q: For the following reaction, 0.115 moles of aluminum oxide are mixed with 0.332 moles of sulfuric…

A:

Q: A sample of an oxide of vanadium weighing 4.589 g was reduced with hydrogen gas to form water and…

A: Mass on initial sample of vanadium oxide = 4.589 gm  Mass of another vanadium oxide = 3.782 gm  Mass…

Q: Consider the reaction of 30.0 mL of 0.244 M Bal, with 20.0 mL of 0.315 M NagPO4. Since Balz is…

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Q: Explain the term "limiting reactant". What is an ionic equation? Explain the meaning of "the…

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Q: For the following reaction, 36.4 grams of aluminum oxide are allowed to react with with 132 grams of…

A: Solution stoichiometry involves the calculation of concentration of solutions in the given…

Q: In a double replacement reaction, 1.214 g of tin(ii) fluoride react with sodium phosphate to form a…

A: The percent yield (% yield) of a reaction is mathematically expressed as: %Yield = (Actual…

Q: Calculate the mass, in grams, of aluminum bromide t 0.154 M aquequs s our olution of the

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Q: What percentage is this of the total mass of the reactants?

A: The chemical reaction,  H2 + 1/2 O2 ------> H2O

Q: c) How many grams of the excess reactant remain after the limiting reactant is completely consumed?…

A: limiting reagent is completely consumed in a reaction, the maximum amount of yield that is the…

Q: 70.00g of compound A (molar mass=132.10g/mol) and 19.75g compound B (molar mass = 55.56g/mol) react…

A: The term number of moles refers to the ratio of mass to the molar mass of the given compound. The…

Q: Molar Mass Toles ole:Mole hich reactant was the limiting reactant? hat was the theoretical yield?…

A: The question is based on the concept of Reaction Stoichiometry.   We have to identify the limiting…

Q: According to the following reaction, how many grams of calcium oxide will be formed upon the…

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Q: I'm stuck on part  d, e, f, and g. Please help

A: Hey, since there are multiple sub part questions requested, we will answer first three questions.

Q: In the reaction Cl2 (g) + I2 (s) --> 2 ICI (g) 22.1 grams of chlorine are reacted in the presence of…

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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".