Given the following balanced equation: 2 KHCO3 (s)  -->  K2CO3 (s)  +  H2CO3 (g) Molar mass of KHCO3 is 100.12 g. Molar mass of K2CO3 is 138.21 g. Molar mass of H2CO3 is 62.03 g. What would be the percent yield if 1.399 g of K2CO3 was produced from 2.111 grams of KHCO3?

Q: 9.87 g of ammonia reacts with 15.62 g of carbon dioxide to form urea and water according to the…

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Q: Which chemical equation below is balanced?   EQUATION A: 2H2(g) + O2(g) ----> 2H2O(g)  EQUATION…

A: In a chemical equation, reactants are present on left side and products are present on right side of…

Q: How many grams of KCIO3 are needed to produce 6.00 g of O₂? The percent yield for the reaction below…

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Q: How many moles of NO₂ would be produced from 3.8 mol of O₂ in the reaction below assuming the…

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Q: When hydrochloric acid reacts with oxygen, water and chlorine are produced. The balanced equation…

A: Since the balanced reaction is  4HCl + O2 -----> 2 H2O  + 2Cl2  Hence we can say that 4 mole of…

Q: 23) A chemist carries out this reaction in the laboratory, using 4.31 grams of zinc and an excess of…

A: Mass of Zn = 4.31 g Theoretical yield = 6.41 g Actual yield = 5.01 g

Q: How many moles of NO₂ would be produced from 4.7 mol of O₂ in the reaction below assuming the…

A: 2NO + O2 ....> 2NO2 Moles of O2 = 4.7 mol  Percent yield of NO2 = 57.0%

Q: Carbon disulfide is produced by the reaction of Carbon and Sulfur dioxide.               5C (s)…

A: Percentage yield: It is the ratio of actual yield to the theoretical yield multiplied by 100.

Q: Given the following balanced equation: 2 KHCO3 (s)  -->  K2CO3 (s)  +  H2CO3 (g) Molar mass of…

A: This reaction is an example of decomposition reaction Where a molecule forms several other compounds…

Q: Given the balanced chemical equation below,  2 NO(g)     +     5 H2 (g)   -->    2 NH3(g)    +    2…

A: Since you have posted multiple questions, we can answer only first three questions by default. To…

Q: How many moles of O₂ would be required to generate 13.0 mol of NO₂ in the reaction below assuming…

A: Percent yield = actual yield / theoretical yield x 100%.

Q: Consider the following unbalanced equation: NH3(g) + O₂(g) Ⓡ NO(g) + H₂O(l). 12.0 g of NH3 reacted…

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Q: How much aluminum oxide and how much carbon are needed to prepare 445 g of aluminum by the balanced…

A: Answer:Number of moles in sample of a substance is always equal to the ratio of the mass of sample…

Q: starting with the equation, KOH(s)+CO2(g)=K2CO3(S)+H2O(L) Calculate the mas in grams of KOH that…

A: Given, KOH(s) + CO2(g) ➝ K2CO3(s) + H2O(l) mass of K2CO3 produced = 285 g mass of KOH required = ?…

Q: A sample of 96.7g of Carbon Dioxide was obtained by heating 299.5g of calcium carbonate what is the…

A: The given balanced equation is, The above reaction is decomposition type reaction and the number of…

Q: The combustion of glucose is represented by the following balanced equation: C6H12O6 + 6 O2  --> 6…

A: By caluclating moles/coefficient ratio we can calculate limiting reagent O2 is limiting reagent in…

Q: If 3.0 grams of KClO3 are reacted and 1.5 gram of KCl is actually collected, what is the percent…

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Q: How many grams of mercury (Hg) are produced from 87.6 grams of mercury(II) sulfide? 4 HgS + 4 CaO…

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Q: A reaction of 34.3 g of Na and 38.9 g of Br₂ yields 47.5 g of NaBr. What is the percent yield? 2…

A: A question based on general chemistry that is to be accomplished.

Q: Calculate the percent yield for water.

A: Number of moles = mass/molar mass  Molar mass of WO3 is 231.838 g/mol  Percent yield = (actual…

Q: How many grams of KClO3 are needed to produce 2.56 grams of O2? 2KClO3 (s)=2KCl (s)+3O2 (g)

A: Amount of given O2 (molar mass = 32 g/mol), n is calculated as follows:

Q: If 4.90 mol of C5H₁2 reacts with excess O₂, how many moles of CO₂ will be produced by the following…

A: O2 is in excess so C5H12 will be the limiting reagent.The product will formed according to C5H12.

Q: Iron ore is converted to iron metal in a reaction with carbon. 2 Fe2 O3 (s) + 3 C(s) →4 Fe(s) +3…

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Q: How many moles of hydrogen atom are present in 25.6 g urea [(NH2)2CO], which is used as a…

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Q: what is the percent yield?

A: Number of moles = mass/molar mass  Percent yield =(actual yield/theoretical yield) × 100%

Q: The expected yield of a reaction was 0.407 g. If the actual yield turned out to be 0.20, what is the…

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Q: When nitrogen monoxide reacts with hydrogen, nitrogen and water are produced. The balanced equation…

A: The balanced equation of the reaction is given as,The mole ratio between reactant NO and H2 is…

Q: Mandonium chlorate decomposes with heat  2 MaClO3(s) →MaCl (s) + 3 O2 (g) Mando isolates 271 g of…

A: The given reaction is  2 MaClO3(s) →MaCl (s) + 3 O2 (g) Now according to question 271g of O2 is…

Q: How many moles of NO₂ would be produced from 2.7 mol of O₂ in the reaction below assuming the…

A: Given, 2 NO (g) + O₂ (g) → 2 NO₂ (g) moles of O2 react = 2.7 mol Percent yield = 57.0% Actual yield…

Q: If the percent yield for the following reaction is 75.0%, and 45.0 g of NO2 are consumed in the…

A: Percentage yield = 75% Mass of NO2 = 45.0 g Mass of HNO3 produced (actual yield) =?

Q: Small samples of oxygen gas needed in the laboratory can be generated by a number of simple chemical…

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Q: Dinitrogen pentoxide, N₂Os, can be produced by the reaction of nitrogen and oxygen as shown in the…

A: Given, 4N2(g) + 5O2(g) ---> 2N2O5(g) mass of O2 reacts = 7.0 g Actual yield of N2O5 = 9.0  Excess…

Q: Which chemical equation below is balanced?   EQUATION A:  Al2(SO4)3(aq) + BaBr2(aq) ---->…

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

Q: In the following (unbalanced) equation, how many grams of CO2 are produced if 5 g of limestone…

A: A numerical problem based on mole concept that is to be accomplished.

Q: In the following balanced reaction 3.00 grams each of NO and Br2 are reacted together. How many…

A: Solution -

Q: What is the limiting reactant, theoretical yield , and percent yield of O2 for the following…

A: The given balanced reaction is :-  4KO2(s) + 2CO2(g) ---> 2K2CO3(s) + 3O2(g)  The molar mass of…

Q: C₂H₂(g) +50₂(g) - → + 3 CO₂(g) + 4H₂O(g) Calculate the percent yield if 68.6 g of C₂Hg reacts with…

A: Consider the given reaction,The mass of The molar mass of Actual yield of  produced = The molar mass…

Q: How many grams of Fe are produced when 65.0 grams of iron (III) oxide is reacted with 52.3 grams of…

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Q: E-85 is an alternative fuel for automobiles and light trucks that consists of 85.0% (by volume)…

A: Given balanced equation:

Q: Which chemical equation below is balanced?   EQUATION A:  6H2SO4(aq) + 2Al(s) ----> Al2(SO4)3(aq)…

A: We have to select the balanced equation