Using the following equation: 2 C2H6  +  7 O2  ⟶  6 H2O  +  4 CO2    How many g of C2H6 are needed to react with 12.06 g of O2?   Select one: a. 44.92 g C2H6 b.

Q: What mass of iron(III) oxide is produced from the reaction of 15.0g oxygen with 15.0g of iron? 4Fe+…

A: Number of moles is calculated by dividing the mass with molecular mass.

Q: Considering the chemical equation below 4 NH3 + 5 O2 -4 NO + 6 H20 Suppose a vessel contains 6.45 g…

A:

Q: 10.0 grams of methane is burned in an excess of oxygen and the reaction forms 19.8 grams of water in…

A: The percentage yield of a product in a reaction is the percentage of that product obtained compared…

Q: Consider the hydrazine-nitrogen tetroxide rocket fuel reaction: 2N2H4 + N2O4 3N2 + 4H20 How many…

A: finding molar mass:Molar mass of N2H4 =2x mass of N + 4x mass of H…

Q: The combustion of ammonia in the presence of excess oxygen yields NO2 and H2O:…

A:

Q: How many moles of HCl are needed to react with 0.970 moles of Al, according to the following…

A: Given balanced equation is 2AI + 6HCI → 2AICI3 + 3H2 Moles of Al reacted = 0.970 mol Moles of HCl…

Q: What mass of N2 is needed to produce 10.00 g N3F? 3N2 + F2 ⎯→ 2N3F

A: Number of moles present in 10.00 g N3F is determined as shown below: No.of moles=massMolar massNo.of…

Q: Sodium chloride, NaCl, forms by the following reaction between sodium and   a. How many moles of…

A: Given data:  mol of Cl2 = 3.4 Molar mass of NaCl = 58.44 g/mol

Q: nsider the following reaction:                 3 Hg(OH)2  +  2 H3PO4    Hg3(PO4)2  +  6 H2O…

A: Moe concept is being used to solve such problems. The mole concept was proposed by Avogadro. It…

Q: Using the following equation: 2 C2H6  +  7 O2  ⟶  6 H2O  +  4 CO2    How many g of C2H6 are needed…

A: B option is correct. 3.238 g C2H6 are needed to react with 12.06 g of O2.

Q: Potassium superoxide, KO2, reacts with carbon dioxide to form potassium carbonate and oxygen:…

A: A balanced chemical equation contain equal number of atoms of each elements on both sides of the…

Q: 1. For the reaction shown, find the limiting reactant for each: 4 Al (s) + 3 O2 (g) → 2 Al203 (s) a.…

A: The specie which is present in less amount is the limiting reagent.

Q: According to the balanced equation below, when 4 grams of butane (C,H10) undergo combustion, how…

A: By applying mole-mole and mole-mass analysis on given balanced reaction the mass of CO2 can be…

Q: 5. Based on the equation below, how many grams of nitrogen gas (N2) will be produced from the…

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Q: 3. If 50.0 g of O2 are mixed with 50.0 g of H₂ according to the balanced reaction below, what mass…

A: A question based on mole concept. A balanced equation for the formation of water from H2 gas and O2…

Q: How many grams of NH3 would be produced by the reaction of 12.0 g of H2?          N2(g)      +…

A: Nitrogen reacts with hydrogen to form ammonia. The equation for the balanced chemical reaction is…

Q: Calculate the mass (in kg) of NH3 formed when 1.8 kg of H2 and 2.14 kg of N2 are reacted according…

A: We have given that  Mass of H2 = 1.8 kg = 1800 g Mass of N2 = 2.14 kg = 2140 g Molar mass of H2 = 2…

Q: Consider the following reaction: 3Si + 2N2→ Si3N4 a. When 21.44 moles of Si react with 17.62 moles…

A:

Q: 29. The heat from an acetylene torch is produced by burning acetylene (C2H2) in oxygen. 2C,H2(9) +…

A: 2.40 mol of C2H2 reacts with 7.40 mol of O2.

Q: You have 17.9 g of CaCl2. How many grams of Na3PO4 are needed for the reaction to go to completion?…

A:

Q: How many grams of NO2 are needed to make 1.5 g of N2?

A: Given :- mass of N2 = 1.5 g  To calculate :- mass of NO2 (in grams)

Q: Consider the following reaction: C3H8 + 5 02→3 CO2 + 4 H20 How many grams of water vapor can be…

A:

Q: 22. The combustion of hexane (C,H14), a component of gasoline, is represented by the balanced…

A: A combustion reaction of hexane. Balanced chemical Reaction :-  2C6H12 (l) + 19O2 (g) --> 12CO2…

Q: Magnesium carbonate decomposes on heating to form magnesium oxide and carbon dioxide as shown. M9CO3…

A:

Q: 5. Given the equation: Al4C3 + 12 H₂O 4 Al(OH)3 + 3 CH4 a. How many grams of water are needed to…

A:

Q: 29. Consider the following balanced equation: 4NO2 + O2 2N₂O5 How many moles of N₂Os are required to…

A: Balanced chemical equation : 2N2O5 ➡️ 4NO2 + O2  Weight of NO2 formed = 62.7 g Molecular weight of…

Q: 2 C2H6(g) + 7 O2(g)  4 CO2(g) + 6 H2O(g) How many grams of ethane are necessary to form 2.97e+23…

A: Given  1)   Number of Molecule of water   = 2.97 × 1023 Molecule        Mass of C2H6   = ? 2)…

Q: For the following reaction:                    NaOH + H2SO4 → Na2SO4 + H2O If 2.139g of H2SO4 is…

A: We have reaction of sodium hydroxide with sulphuric acid we have to predict the mass of sodium…

Q: HCl+ Ca(OH)2 → CaCl2 + 2H2O 3.88g of HCl react with excess Ca(OH)2 to form 5.03g of CaCl2 A.…

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

Q: When 5.0 g of propane are reacted with O2, carbon dioxide and water are produced.  How many grams of…

A: combustion of any hydrocarbon produces water and carbon di oxide the balanced chemical reaction…

Q: 3. Given: NaCl 1 NiCl₂ + 2 NaOH → 1 Ni(OH)₂ + 2 A student combines 2.44 g of NiCl₂ with 6.44 g NaOH.…

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Q: A student heats a 2.8695g sample of a mixture that contains an unknown amount of potassium chlorate…

A: Given: Mass of sample sample = 2.8695 g And mass of residue after heating = 2.0427 g

Q: 5. Using the chemical equation: CO(9) + 2 H2(g) → CH3OH) a. Starting with 12.5 g H2 and 74.1 g CO,…

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Q: A Moving to another question will save this response. Question 7 Consider the following balanced…

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Q: 2. Consider the following reaction: 3Si 2N SiN a. When 21.44 moles of Si react with 17.62 moles of…

A: The given data: The number of moles of Si = 21.44 moles The number of moles of N2 = 17.62 moles.  To…