How many grams of H2O are formed when 90.5 g of Si2H 6 reacts with excess O2 in the following reaction: 2Si2H 6 + 7O 2 → 4SiO 2 + 6H2O The molar mass of Si2H 6 is 62.22 g/mol.

Q: Boron forms a series of compounds with hydrogen, all with the general formula B₂ Hy. X BH₁(s) +…

A: Given: BxHys+excess O2g→x2B2O3s+y2H2Og Weight of BxHy is 0.207 g Weight of B2O3 is 0.590 g Molecular…

Q: For the reaction below, identify the excess reactant when 4.35 g of hydrogen reacts with 30.75 g of…

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Q: How many moles of H20 can be formed from 1.71 x 1023 atoms of NH3 from the following equation? 4…

A: 5) Given that: Atoms of NH3 = 1.71×1023 atoms Moles of H2O formed = ?

Q: How many moles of Al are necessary to form 70.0 g of AlBr₃ from this reaction: 2 Al(s) + 3 Br₂(l) →…

A: Mass of AlBr3 = 70.0 g  Molar mass of AlBr3 = 266.69 g/mol Moles of Al to form 70.0 g of AlBr3 = ?…

Q: The metals industry was a major source of air pollution years ago. One common process involved…

A: Given the reaction is, 2PbS+3O2---->2PbO+2SO2 Mole of PbS is 9.53mol. We have to calculate mole…

Q: O₂(g) + 2 H₂(g) → 2 H₂O(1) - Assume 0.250 mol O₂ and 0.810 mol H₂ are present initially. After the…

A: The stoichiometry of the balanced chemical reaction states that one mole of oxygen reacts with two…

Q: Sucrose (C₁₂H₂₂O₁₁) is combusted in air according to the following reaction: C₁₂H₂₂O₁₁(s) + O₂(g) →…

A: Given :  Mass of sucrose = 35.4 gram  Molar mass of sucrose = 342 gm/mole

Q: Sodium metal reacts with water in the following single-displacement reaction: 2Na(s) + 2H2O(l) →…

A: Here we have to determine the limiting reactant and mass of H2 gas produced when 2.0 g of Na is…

Q: How many g of Al is needed to completely react with 34.2 g of O2 through the reaction 4 Al + 3 O2 →…

A: Given, mass of O2 = 34.2 g Molar mass of O2 = 16 g/mol Molar mass of Al = 26.98 g/mol

Q: Give the percent yield when 2.816 g of CO 2 are formed from the reaction of 45.69 g of C 8H 18 (MM =…

A: The percent yield is calculated by applying mole-mole analysis on given reaction.

Q: 18 g of CH4(g) are reacted with 5.2 g of O2(g) by the following reaction CH4(g) + 2O2(g) -->…

A: Given, mass of CH4 (g) = 18 g            mass of O2 (g) = 5.2 g Now, the moles of CH4 (g)  and O2…

Q: In the following reaction, identify the limiting reactant: C3H8 (g) + 5 O2 (g) → CO2 (g) + 2 H2O…

A: The reactant that is totally consumed in the reaction is known as limiting reactant.  The amount of…

Q: 1. 2.8 g of nitrogen gas reacted with excess oxygen according to the following scheme: N₂ + O2 NO…

A: In the given reaction ->>Weight of nitrogen gas = 2.8 gmActual yield = 3.0 gm

Q: How many grams of Fe are produced when 62.00 g of Fe2O3 reacts with excess aluminum according to the…

A: Answer Grams of Fe Produced = 43.365 g Explanation According to the balanced equation, 1 mole of…

Q: Consider the following balanced equation. 3 Ag(s) + 4 HNO3(aq) → 3 AgNO3(aq) + NO(g) + 2 H2O(l)…

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

Q: How many moles of Al are necessary to form 29.2 g of AlBr₃ from this reaction: 2 Al(s) + 3 Br₂(l) →…

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Q: When hydrobromic acid reacts with chlorine, bromine and hydrochloric acid are obtained: 2 HBr (aq) +…

A: We have to calculate the theoretical yield and percentage yield.

Q: Consider the balanced equation SiO2(s)+3C(s)→SiC(s)+2CO(g) Complete the following table showing the…

A: The balanced chemical reaction is given below.

Q: According to the following reaction, how many moles of phosphoric acid will be formed upon the…

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Q: 4. For the following synthesis reaction, find the limiting reactant and therefore the theoretical…

A: We know that the limiting reactant of a reaction is the reactant which is present in less quantity…

Q: mass

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Q: Determine the theoretical yield of HCl

A: Number of moles = mass/molar mass  Mass of HCl = moles of HCl × molar mass of HCl

Q: For the reaction 2 NaOH + H₂SO4 Na₂SO4 + 2H₂O how many grams of sulfuric acid, H₂SO4, are needed to…

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Q: Ammonia gas can be prepared by the reaction CaO(s) + 2 NH4Cl(s) → 2 NH3(g) + H₂O(g) + CaCl₂ (s) If…

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Q: Consider the combustion of methane.   CH4(g)+2O2(g)→CO2(g)+2H2O(g)  Suppose 2.5 mol  of methane are…

A: Given:Moles of CH4 = 2.5 mol.Moles of O2 = 3.5 mol.

Q: For the given chemical reaction, what mass of calcium hydroxide in grams is needed to produce 5.77…

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Q: If 17.15 g of Na 2SO 4 and 19.61 g of BaCl 2 are dissolved in water and then mixed together, what is…

A: Given: Mass of Na2SO4 taken = 17.15 g. And mass of BaCl2 taken = 19.61 g. The balanced precipitation…

Q: If 13.2 g of NH3 is collected following the reaction of 2.88 mol NO with,7.00 mol H2, calculate the…

A: Given: Mass of NH3 formed experimentally = 13.2 g. Moles of NO taken = 2.88 mol. Moles of H2 taken =…

Q: Determine the theoretical yield of alum (KAl(SO4)2·12 H2O), in units of g, if a student starts with…

A: Interpretation: The theoretical yield of alum in grams is to be determined. Given: Theoretical yield…

Q: How many moles of Al are necessary to form 50.2 g of AlBr₃ from this reaction: 2 Al(s) + 3 Br₂(l) →…

A: Given  Reaction    2Al(s)  + 3 Br2(l)  →  2 AlBr3 Mass of AlBr3  = 50.2 gram  Number of mole of Al…

Q: Al4C3 (s)    +  12 H2O (l)     →   4 Al(OH)3 (s)   +  3 CH4 (g) In this reaction, 0.3455 mol of…

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Q: A sample of 1.527moles of methane (CH4) is mixed with 1.32 moles of chlorine. What is the…

A: Methane reacts with chlorine to form carbon tetrachloride and hydrogen chloride. The equation for…

Q: Limestone (CaCO3) is used to rem heated to form lime (CaO), which 74.2% yield in the overall…

A: The reaction involved are., CaCO3 ---> CaO + CO2 CaO + SO2 ---> CaSO3 S + O2 --> SO2

Q: Suppose a 250. mL flask is filled with 0.40 mol of CO, 1.6 mol of CO₂ and 0.20 mol of H₂. This…

A: The ICE table gives the initial concentration of compounds, change in concentration of compounds,…

Q: Sucrose (C₁₂H₂₂O₁₁) is combusted in air according to the following reaction: C₁₂H₂₂O₁₁(s) + O₂(g) →…

A: Given - Un - Balanced Chemical equation is -  C₁₂H₂₂O₁₁(s) + O₂(g) → CO₂(g) + H₂O(l)    The balanced…

Q: What is the theoretical yield of the reaction of aluminum oxide

A: Number of moles = mass/molar mass  Mass = moles × molar mass Molar mass of Al = 26.982 g/mol  Molar…

Q: Consider the following equation: 4 NH3 (g)   +   5 O2 (g)   →   4 NO (g)   +   6 H2O (l) When 6.97…

A: For the given reaction:  4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(l)  It is told that oxygen is present…

Q: What is the mass in grams of CO, that can be produced from the combustion of 2.76 moles 2 of butane…

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Q: For the following reaction, give the balanced equation for the reaction. PBr3 (1) + 3H₂O(1) →…

A: Answer: Balancing of chemical equation depends upon the law of conservation of mass which suggests…

Q: A chemist wishes to perform the following reaction: N2 + 3 H2 → 2 NH3 If only 14.0 g of N2 is…

A: